Quiz
CISCO Chapter 1-9
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Questions in this quiz (200)
1Which device performs the function of determining the path that messages should take through internetworks?
- Aa web server
- Ba DSL modem
- Ca firewall
- Da router
2A company is contemplating whether to use a client/server or a peer-to-peer network. What are three characteristics of a peer-to-peer network? (Choose three.)
- Ascalable
- Bless cost to implement
- Clacks centralized administration
- Dbetter device performance when acting as both client and server
- Eeasy to create
- Fbetter security
3What two criteria are used to help select a network medium from various network media? (Choose two.)
- Athe environment where the selected medium is to be installed
- Bthe number of intermediary devices installed in the network
- Cthe distance the selected medium can successfully carry a signal
- Dthe cost of the end devices utilized in the network
- Ethe types of data that need to be prioritized
4Which two statements describe intermediary devices? (Choose two.)
- AIntermediary devices initiate the encapsulation process.
- BIntermediary devices connect individual hosts to the network.
- CIntermediary devices direct the path of the data.
- DIntermediary devices alter data content.
- EIntermediary devices generate data content.
5What are two functions of end devices on a network? (Choose two.)
- AThey provide the channel over which the network message travels.
- BThey are the interface between humans and the communication network.
- CThey filter the flow of data to enhance security.
- DThey direct data over alternate paths in the event of link failures.
- EThey originate the data that flows through the network.
6Which area of the network would a college IT staff most likely have to redesign as a direct result of many students bringing their own tablets and smartphones to school to access school resources?
- Awireless WAN
- Bwireless LAN
- Cwired LAN
- Dintranet
- Eextranet
7What type of network must a home user access in order to do online shopping?
- Aa local area network
- Ban extranet
- Cthe Internet
- Dan intranet
8An employee at a branch office is creating a quote for a customer. In order to do this, the employee needs to access confidential pricing information from internal servers at the Head Office. What type of network would the employee access?
- Aan extranet
- Ban intranet
- Cthe Internet
- Da local area network
9Which two connection options provide an always-on, high-bandwidth Internet connection to computers in a home office? (Choose two.)
- Adial-up telephone
- Bcable
- Csatellite
- DDSL
- Ecellular
10Which two Internet connection options do not require that physical cables be run to the building? (Choose two.)
- Adedicated leased line
- Bdialup
- Csatellite
- Dcellular
- EDSL
11Which term describes the state of a network when the demand on the network resources exceeds the available capacity?
- Asynchronization
- Boptimization
- Cconvergence
- Dcongestion
12What type of network traffic requires QoS?
- Awiki
- Bemail
- Con-line purchasing
- Dvideo conferencing
13Which expression accurately defines the term bandwidth?
- Aa set of techniques to manage the utilization of network resources
- Ba state where the demand on the network resources exceeds the available capacity
- Ca method of limiting the impact of a hardware or software failure on the network
- Da measure of the data carrying capacity of the media
14A network administrator is implementing a policy that requires strong, complex passwords. Which data protection goal does this policy support?
- Adata redundancy
- Bdata quality
- Cdata integrity
- Ddata confidentiality
15Which statement describes a characteristic of cloud computing?
- AInvestment in new infrastructure is required in order to access the cloud.
- BDevices can connect to the Internet through existing electrical wiring.
- CA business can connect directly to the Internet without the use of an ISP.
- DApplications can be accessed over the Internet by individual users or businesses using any device, anywhere in the world.
16What is the Internet?
- AIt is a private network for an organization with LAN and WAN connections.
- BIt provides network access for mobile devices.
- CIt provides connections through interconnected global networks.
- DIt is a network based on Ethernet technology.
17Which statement describes the use of powerline networking technology?
- AA device connects to an existing home LAN using an adapter and an existing electrical outlet.
- BWireless access points use powerline adapters to distribute data through the home LAN.
- CA home LAN is installed without the use of physical cabling.
- DNew “smart” electrical cabling is used to extend an existing home LAN.
18What security violation would cause the most amount of damage to the life of a home user?
- Acapturing of personal data that leads to identity theft
- Bspyware that leads to spam emails
- Creplication of worms and viruses in your computer
- Ddenial of service to your email server
19 A user is implementing security on a small office network. Which two actions would provide the minimum security requirements for this network? (Choose two.)
- Aimplementing an intrusion detection system
- Badding a dedicated intrusion prevention device
- Cinstalling antivirus software
- Dinstalling a wireless network
- Eimplementing a firewall
20A __converged__ network is capable of delivering voice, video, text, and graphics over the same communication channels.
- ATrue
- BFalse
21The acronym __byod__ refers to the policy that allows employees to use their personal devices in the business office to access the network and other resources.
- ATrue
- BFalse
22Web pages that groups of people can edit and view together
- Awiki
- BSocial Media
- Cinstant messaging
- Dpodcast
23Interactive websites where people created and share user-generated content with friends and family
- AWiki
- BSocial Media
- CPodcast
- Dinstant messaging
24real-time communication of between two or more people
- AWiki
- BSocial Media
- CInstant Messaging
- DPodcast
25an audio-based medium that allows people to deliver their recordings to a wide audience
- AWiki
- Binstant messaging
- CSocial Media
- DPodcast
26Not suited for heavily wooded areas
- Asatellite
- BDSL
- Ccable
- Ddialup telephone
27typically has very low bandwidth
- Asatellite
- BDSL
- Ccable
- Ddialup telephone
28high bandwidth connection that runs over telephone line
- Asatellite
- BDSL
- Ccable
- Ddialup telephone
29uses coaxial cable as a medium
- Acable
- Bsatellite
- CDSL
- Ddialup telephone
30the assurance that the information has not been altered during transmission
- Amaintaining integrity
- Bensuring confidentiality
- Censuring availability
31only the intended recipients can access and read the data
- Amaintaining integrity
- Bensuring availability
- Censuring confidentiality
32the assurance of timely and reliable access to data
- Aensuring confidentiality
- Bensuring availability
- Cmaintaining integrity
33Which networking trend involves the use of personal tools and devices for accessing resources on a business or campus network?
- Avideo conferencing
- Bcloud computing
- Cpowerline networking
- DBYOD
34What is a characteristic of a converged network?
- Ait delivers data, voice, and video over the same network infrastructure
- BA converged network requires a separate network infrastructure for each type of communication technology
- Cit limits the impact of a failure by minimizing the number of devices affected
- Dit provides only one path between the source and destination of a message
35What are two functions of intermediary devices on a network? (Choose two.)
- AThey filter the flow of data, based on security settings.
- BThey direct data along alternate pathways when there is a link failure.
- CThey form the interface between the human network and the underlying communication network.
- DThey run applications that support collaboration for business.
- EThey are the primary source and providers of information and services to end devices.
36What is the function of the kernel of an operating software?
- AThe kernel provisions hardware resources to meet software requirements.
- BIt is an application that allows the initial configuration of a Cisco device.
- CThe kernel links the hardware drivers with the underlying electronics of a computer.
- DIt provides a user interface that allows users to request a specific task.
37A network administrator needs to keep the user ID, password, and session contents private when establishing remote CLI connectivity with a switch to manage it. Which access method should be chosen?
- AConsole
- BAUX
- CSSH
- DTelnet
38Which procedure is used to access a Cisco 2960 switch when performing an initial configuration in a secure environment?
- AUse Secure Shell to remotely access the switch through the network.
- BUse the AUX port to locally access the switch from a serial or USB interface of the PC.
- CUse Telnet to remotely access the switch through the network.
- DUse the console port to locally access the switch from a serial or USB interface of the PC.
39Which command or key combination allows a user to return to the previous level in the command hierarchy?
- ACtrl-Z
- Bexit
- CCtrl-C
- Dend
40A router has a valid operating system and a configuration file stored in NVRAM. The configuration file contains an enable secret password but no console password. When the router boots up, which mode will display?
- Auser EXEC mode
- Bprivileged EXEC mode
- Csetup mode
- Dglobal configuration mode
41 Which two functions are provided to users by the context-sensitive help feature of the Cisco IOS CLI? (Choose two.)
- Adetermining which option, keyword, or argument is available for the entered command
- Bselecting the best command to accomplish a task
- Callowing the user to complete the remainder of an abbreviated command with the TAB key
- Ddisplaying a list of all available commands within the current mode
- Eproviding an error message when a wrong command is submitted
42Which information does the show startup-config command display?
- Athe contents of the saved configuration file in the NVRAM
- Bthe contents of the current running configuration file in the RAM
- Cthe bootstrap program in the ROM
- Dthe IOS image copied into RAM
43 Why is it important to configure a hostname on a device?
- Ato allow local access to the device through the console port
- Ba hostname must be configured before any other parameters
- Ca Cisco router or switch only begins to operate when its hostname is set
- Dto identify the device during remote access (SSH or telnet)
44Which two host names follow the guidelines for naming conventions on Cisco IOS devices? (Choose two.)
- ASwBranch799
- BHO Floor 17
- CFloor(15)
- DRM-3-Switch-2A4
- EBranch2!
45How does the service password-encryption command enhance password security on Cisco routers and switches?
- AIt requires that a user type encrypted passwords to gain console access to a router or switch.
- BIt requires encrypted passwords to be used when connecting remotely to a router or switch with Telnet.
- CIt encrypts passwords that are stored in router or switch configuration files.
- DIt encrypts passwords as they are sent across the network.
46Refer to the exhibit. A network administrator is configuring the MOTD on switch SW1. What is the purpose of this command?
- Ato configure switch SW1 so that the message will display when a user enters the enable command
- Bto force users of the Admin group to enter a password for authentication
- Cto configure switch SW1 so that only the users in the Admin group can telnet into SW1
- Dto display a message when a user accesses the switch
47While trying to solve a network issue, a technician made multiple changes to the current router configuration file. The changes did not solve the problem and were not saved. What action can the technician take to discard the changes and work with the file in NVRAM?
- AIssue the reload command without saving the running configuration.
- BDelete the vlan.dat file and reboot the device.
- CClose and reopen the terminal emulation software.
- DIssue the copy startup-config running-config command.
48Which statement is true about the running configuration file in a Cisco IOS device?
- AIt should be deleted using the erase running-config command.
- BIt is automatically saved when the router reboots.
- CIt is stored in NVRAM.
- DIt affects the operation of the device immediately when modified.
49What are two characteristics of RAM on a Cisco device? (Choose two.)
- ARAM is able to store multiple versions of IOS and configuration files.
- BRAM is a component in Cisco switches but not in Cisco routers.
- CThe contents of RAM are lost during a power cycle.
- DRAM provides nonvolatile storage.
- EThe configuration that is actively running on the device is stored in RAM.
50Which interface allows remote management of a Layer 2 switch?
- Athe switch virtual interface
- Bthe first Ethernet port interface
- Cthe console port interface
- Dthe AUX interface
51Which interface is the default SVI on a Cisco switch?
- AVLAN 1
- BVLAN 99
- CGigabitEthernet 0/1
- DFastEthernet 0/1
52Why would a Layer 2 switch need an IP address?
- Ato enable the switch to receive frames from attached PCs
- Bto enable the switch to function as a default gateway
- Cto enable the switch to send broadcast frames to attached PCs
- Dto enable the switch to be managed remotely
53What command can be used on a Windows PC to see the IP configuration of that computer?
- Aipconfig
- Bshow ip interface brief
- Cshow interfaces
- Dping
54A technician is adding a new PC to a LAN. After unpacking the components and making all the connections, the technician starts the PC. After the OS loads, the technician opens a browser, and verifies that the PC can reach the Internet. Why was the PC able to connect to the network with no additional configuration?
- AThe PC virtual interface is compatible with any network.
- BThe PC used DNS to automatically receive IP addressing information from a server.
- CThe PC came preconfigured with IP addressing information from the factory.
- DThe PC does not require any additional information to function on the network.
- EThe PC was preconfigured to use DHCP.
55What is a user trying to determine when issuing a ping 10.1.1.1 command on a PC?
- Awhat type of device is at the destination
- Bif there is connectivity with the destination device
- Cthe path that traffic will take to reach the destination
- Dif the TCP/IP stack is functioning on the PC without putting traffic on the wire
56Refer to the exhibit. A network technician is testing connectivity in a new network. Based on the test results shown in the exhibit, which device does the technician have connectivity with and which device does the technician not have connectivity with? (Choose two.)
- Ano connectivity: switch 2
- Bno connectivity: switch 1
- Cconnectivity: PC-B
- Dconnectivity: PC-D
- Econnectivity: switch 2
- Fno connectivity: PC-C
57 Refer to the exhibit. What three facts can be determined from the viewable output of the show ip interface brief command? (Choose three.)
- AThe default SVI has been configured.
- BOne device is attached to a physical interface.
- CThe switch can be remotely managed.
- DTwo physical interfaces have been configured.
- ETwo devices are attached to the switch.
- FPasswords have been configured on the switch.
58What method can be used by two computers to ensure that packets are not dropped because too much data is being sent too quickly?
- Aaccess method
- Bresponse timeout
- Cencapsulation
- Dflow control
59What type of communication will send a message to all devices on a local area network?
- Abroadcast
- Ballcast
- Cunicast
- Dmulticast
60What process is used to place one message inside another message for transfer from the source to the destination?
- Aencapsulation
- Bdecoding
- Caccess control
- Dflow control
61A web client is sending a request for a webpage to a web server. From the perspective of the client, what is the correct order of the protocol stack that is used to prepare the request for transmission?
- AHTTP, IP, TCP, Ethernet
- BHTTP, TCP, IP, Etherne
- CEthernet, TCP, IP, HTTP
- DEthernet, IP, TCP, HTTP
62Which statement is correct about network protocols?
- ANetwork protocols define the type of hardware that is used and how it is mounted in racks.
- BThey define how messages are exchanged between the source and the destination.
- CThey all function in the network access layer of TCP/IP.
- DThey are only required for exchange of messages between devices on remote networks.
63Which statement is true about the TCP/IP and OSI models?
- AThe TCP/IP transport layer and OSI Layer 4 provide similar services and functions.*
- BThe TCP/IP network access layer has similar functions to the OSI network layer.
- CThe OSI Layer 7 and the TCP/IP application layer provide identical functions.
- DThe first three OSI layers describe general services that are also provided by the TCP/IP internet layer.
64What is an advantage of using standards to develop and implement protocols?
- AA particular protocol can only be implemented by one manufacturer.
- BProducts from different manufacturers can interoperate successfully.
- CDifferent manufacturers are free to apply different requirements when implementing a protocol.
- DStandards provide flexibility for manufacturers to create devices that comply with unique requirements.
65What three application layer protocols are part of the TCP/IP protocol suite? (Choose three.)
- AARP
- BDHCP
- CDNS
- DFTP
- EPPP
- FNAT
66What are proprietary protocols?
- Aprotocols developed by private organizations to operate on any vendor hardware
- Bprotocols that can be freely used by any organization or vendor
- Cprotocols developed by organizations who have control over their definition and operation
- Da collection of protocols known as the TCP/IP protocol suite
67What is an advantage of network devices using open standard protocols?
- ANetwork communications is confined to data transfers between devices from the same vendor.
- BCompetition and innovation are limited to specific types of products.
- CInternet access can be controlled by a single ISP in each market.
- DA client host and a server running different operating systems can successfully exchange data.
68Refer to the exhibit. If Host1 were to transfer a file to the server, what layers of the TCP/IP model would be used?
- Aonly application and Internet layers
- Bapplication, session, transport, network, data link, and physical layers
- Conly application, transport, network, data link, and physical layers
- Dapplication, transport, Internet, and network access layers
- Eonly application, Internet, and network access layers
- Fonly Internet and network access layers
69Which three layers of the OSI model are comparable in function to the application layer of the TCP/IP model? (Choose three.)
- Aapplication
- Bnetwork
- Cphysical
- Ddata link
- Etransport
- Fsession
- Gpresentation
70At which layer of the OSI model would a logical address be encapsulated?
- Aphysical layer
- Btransport layer
- Cnetwork layer
- Ddata link layer
71Which PDU format is used when bits are received from the network medium by the NIC of a host?
- Afile
- Bsegment
- Cpacket
- Dframe
72Which PDU is processed when a host computer is de-encapsulating a message at the transport layer of the TCP/IP model?
- Abits
- Bsegment
- Cpacket
- Dframe
73Which address does a NIC use when deciding whether to accept a frame?
- Adestination MAC address
- Bsource Ethernet address
- Cdestination IP address
- Dsource MAC address
- Esource IP address
74What will happen if the default gateway address is incorrectly configured on a host?
- AThe host cannot communicate with other hosts in the local network.
- BA ping from the host to 127.0.0.1 would not be successful.
- CThe host cannot communicate with hosts in other networks.
- DThe host will have to use ARP to determine the correct address of the default gateway.
- EThe switch will not forward packets initiated by the host.
75Which characteristic describes the default gateway of a host computer?
- Athe physical address of the switch interface connected to the host computer
- Bthe logical address assigned to the switch interface connected to the router
- Cthe physical address of the router interface on the same network as the host computer
- Dthe logical address of the router interface on the same network as the host computer
76What are two reasons for physical layer protocols to use frame encoding techniques? (Choose two.)to reduce the number of collisions on the media
- Ato provide better media error correction
- Bto increase the media throughput
- Cto identify where the frame starts and ends
- Dto distinguish data bits from control bits
77What is indicated by the term throughput?
- Athe time it takes for a message to get from sender to receiver
- Bthe measure of the bits transferred across the media over a given period of time
- Cthe measure of the usable data transferred across the media
- Dthe capacity of a particular medium to carry data
- Ethe guaranteed data transfer rate offered by an ISP
78A network administrator notices that some newly installed Ethernet cabling is carrying corrupt and distorted data signals. The new cabling was installed in the ceiling close to fluorescent lights and electrical equipment. Which two factors may interfere with the copper cabling and result in signal distortion and data corruption? (Choose two.)
- AEMI
- Bextended length of cabling
- Csignal attenuation
- DRFI
- Ecrosstalk
79Which characteristic describes crosstalk?
- Athe loss of wireless signal over excessive distance from the access point
- Bthe weakening of the network signal over long cable lengths
- Cthe distortion of the transmitted messages from signals carried in adjacent wires
- Dthe distortion of the network signal from fluorescent lighting
80What technique is used with UTP cable to help protect against signal interference from crosstalk?
- Aterminating the cable with special grounded connectors
- Bencasing the cables within a flexible plastic sheath
- Cwrapping a foil shield around the wire pairs
- Dtwisting the wires together into pairs
81Refer to the exhibit. The PC is connected to the console port of the switch. All the other connections are made through FastEthernet links. Which types of UTP cables can be used to connect the devices?
- A1 – rollover, 2 – straight-through, 3 – crossover
- B1 – crossover, 2 – rollover, 3 – straight-through
- C1 – crossover, 2 – straight-through, 3 – rollover
- D1 – rollover, 2 – crossover, 3 – straight-through
82Refer to the exhibit. What is wrong with the displayed termination?
- AThe woven copper braid should not have been removed.
- BThe wires are too thick for the connector that is used.
- CThe untwisted length of each wire is too long.
- DThe wrong type of connector is being used.
83Which type of connector does a network interface card use?
- ARJ-45
- BRJ-11
- CPS-2
- DDIN
84What is one advantage of using fiber optic cabling rather than copper cabling?
- AIt is able to carry signals much farther than copper cabling.
- BIt is easier to terminate and install than copper cabling.
- CIt is able to be installed around sharp bends.
- DIt is usually cheaper than copper cabling.
85Why are two strands of fiber used for a single fiber optic connection?
- AThey allow for full-duplex connectivity.
- BThey increase the speed at which the data can travel.
- CThey prevent crosstalk from causing interference on the connection.
- DThe two strands allow the data to travel for longer distances without degrading.
86A network administrator is designing the layout of a new wireless network. Which three areas of concern should be accounted for when building a wireless network? (Choose three.)
- Apacket collision
- Bextensive cabling
- Cmobility options
- Dsecurity
- Einterference
- Fcoverage area
87Which layer of the OSI model is responsible for specifying the encapsulation method used for specific types of media?
- Adata link
- Bphysical
- Ctransport
- Dapplication
88What are two services performed by the data link layer of the OSI model? (Choose two.)
- AIt accepts Layer 3 packets and encapsulates them into frames.
- BIt provides media access control and performs error detection.
- CIt monitors the Layer 2 communication by building a MAC address table.
- DIt determines the path to forward packets.
- EIt encrypts data packets.
89What is true concerning physical and logical topologies?
- ALogical topologies refer to how a network transfers data between devices.
- BPhysical topologies display the IP addressing scheme of each network.
- CPhysical topologies are concerned with how a network transfers frames.
- DThe logical topology is always the same as the physical topology.
90Which method of data transfer allows information to be sent and received at the same time?
- Afull duplex
- Bsimplex
- Cmultiplex
- Dhalf duplex
91Which statement describes an extended star topology?
- AAll end and intermediate devices are connected in a chain to each other.
- BEach end system is connected to its respective neighbor via an intermediate device.
- CEnd devices are connected together by a bus and each bus connects to a central intermediate device.
- DEnd devices connect to a central intermediate device, which in turn connects to other central intermediate devices.
92What is contained in the trailer of a data-link frame?
- Aerror detection
- Bdata
- Cphysical address
- Dlogical address
93As data travels on the media in a stream of 1s and 0s how does a receiving node identify the beginning and end of a frame?
- AThe transmitting node sends an out-of-band signal to the receiver about the beginning of the frame.
- BThe receiving node identifies the beginning of a frame by seeing a physical address.
- CThe transmitting node sends a beacon to notify that a data frame is attached.
- DThe transmitting node inserts start and stop bits into the frame.
94What is the function of the CRC value that is found in the FCS field of a frame?
- Ato compute the checksum header for the data field in the frame
- Bto verify the logical address in the frame
- Cto verify the physical address in the frame
- Dto verify the integrity of the received frame
95What happens to runt frames received by a Cisco Ethernet switch?
- AThe frame is sent to the default gateway.
- BThe frame is broadcast to all other devices on the same network.
- CThe frame is returned to the originating network device.
- DThe frame is dropped.
96What are the two sizes (minimum and maximum) of an Ethernet frame? (Choose two.)
- A1518 bytes
- B1024 bytes
- C128 bytes
- D64 bytes
- E56 bytes
97What statement describes Ethernet?
- AIt connects multiple sites such as routers located in different countries.
- BIt defines a standard model used to describe how networking works.
- CIt is the required Layer 1 and 2 standard for Internet communication.
- DIt defines the most common LAN type in the world.
98Which two statements describe features or functions of the logical link control sublayer in Ethernet standards? (Choose two.)
- AThe LLC sublayer is responsible for the placement and retrieval of frames on and off the media.
- BThe data link layer uses LLC to communicate with the upper layers of the protocol suite.
- CThe LLC sublayer adds a header and a trailer to the data.
- DLogical link control is specified in the IEEE 802.3 standard.
- ELogical link control is implemented in software.
99What statement describes a characteristic of MAC addresses?
- AThey have a 32-bit binary value.
- BThey are added as part of a Layer 3 PDU.
- CThey are only routable within the private network.
- DThey must be globally unique.
100Which statement is true about MAC addresses?
- AThe ISO is responsible for MAC addresses regulations.
- BThe first three bytes are used by the vendor assigned OUI.
- CA NIC only needs a MAC address if connected to a WAN.
- DMAC addresses are implemented by software.
101Which destination address is used in an ARP request frame?
- A01-00-5E-00-AA-23
- B127.0.0.1
- CFFFF.FFFF.FFFF
- D255.255.255.255
- E0.0.0.0
102What addressing information is recorded by a switch to build its MAC address table?
- Athe source Layer 2 address of incoming frames
- Bthe source Layer 3 address of outgoing packets
- Cthe destination Layer 2 address of outgoing frames
- Dthe destination Layer 3 address of incoming packets
103Refer to the exhibit. The exhibit shows a small switched network and the contents of the MAC address table of the switch. PC1 has sent a frame addressed to PC3. What will the switch do with the frame?
- AThe switch will forward the frame only to ports 1 and 3.
- BThe switch will forward the frame to all ports.
- CThe switch will forward the frame only to port 2.
- DThe switch will discard the frame.
- EThe switch will forward the frame to all ports except port 4.
104Which switching method uses the CRC value in a frame?
- Astore-and-forward
- Bfragment-free
- Cfast-forward
- Dcut-through
105What is auto-MDIX?
- Aa feature that detects Ethernet cable type
- Ba type of port on a Cisco switch
- Can Ethernet connector type
- Da type of Cisco switch
106The ARP table in a switch maps which two types of address together?
- ALayer 2 address to a Layer 4 address
- BLayer 4 address to a Layer 2 address
- CLayer 3 address to a Layer 4 address
- DLayer 3 address to a Layer 2 address
107When a device is sending data to another device on a remote network, the Ethernet frame is sent to the MAC address of the default gateway.
- ATrue
- BFalse
108Refer to the exhibit. PC1 issues an ARP request because it needs to send a packet to PC2. In this scenario, what will happen next?
- APC2 will send an ARP reply with its MAC address.
- BSW1 will send an ARP reply with its Fa0/1 MAC address.
- CSW1 will send an ARP reply with the PC2 MAC address.
- DRT1 will send an ARP reply with the PC2 MAC address.
- ERT1 will send an ARP reply with its Fa0/0 MAC address.
109Which statement describes the treatment of ARP requests on the local link?
- AThey are received and processed only by the target device.
- BThey are dropped by all switches on the local network.
- CThey are received and processed by every device on the local network.
- DThey must be forwarded by all routers on the local network.
110What are two potential network problems that can result from ARP operation? (Choose two.)
- AMultiple ARP replies result in the switch MAC address table containing entries that match the MAC addresses of hosts that are connected to the relevant switch port.
- BLarge numbers of ARP request broadcasts could cause the host MAC address table to overflow and prevent the host from communicating on the network.
- CNetwork attackers could manipulate MAC address and IP address mappings in ARP messages with the intent of intercepting network traffic.
- DOn large networks with low bandwidth, multiple ARP broadcasts could cause data communication delays.
- EManually configuring static ARP associations could facilitate ARP poisoning or MAC address spoofing.
111A collision fragment, also known as a RUNT frame, is a frame of fewer than 64 bytes in length.
- ATrue
- BFalse
112On a Cisco switch, port-based memory buffering is used to buffer frames in queues linked to specific incoming and outgoing ports.
- ATrue
- BFalse
113ARP spoofing is a technique that is used to send fake ARP messages to other hosts in the LAN. The aim is to associate IP addresses to the wrong MAC addresses.
- ATrue
- BFalse
114Which characteristic of the network layer in the OSI model allows carrying packets for multiple types of communications among many hosts?
- Athe ability to manage the data transport between processes running on hosts
- Bthe selection of paths for and direct packets toward the destination
- Cthe de-encapsulation of headers from lower layers
- Dthe ability to operate without regard to the data that is carried in each packet
115What are two characteristics of IP? (Choose two.)
- Aguarantees delivery of packets
- Bre-assembles out of order packets into the correct order at the receiver end
- Cretransmits packets if errors occur
- Ddoes not require a dedicated end-to-end connection
- Eoperates independently of the network media
116When a connectionless protocol is in use at a lower layer of the OSI model, how is missing data detected and retransmitted if necessary?
- AThe best-effort delivery process guarantees that all packets that are sent are received.
- BNetwork layer IP protocols manage the communication sessions if connection-oriented transport services are not available.
- CConnectionless acknowledgements are used to request retransmission.
- DUpper-layer connection-oriented protocols keep track of the data received and can request retransmission from the upper-level protocols on the sending host.
117Which field in the IPv4 header is used to prevent a packet from traversing a network endlessly?
- ADifferentiated Services
- BAcknowledgment Number
- CSequence Number
- DTime-to-Live
118What IPv4 header field identifies the upper layer protocol carried in the packet?
- ADifferentiated Services
- BVersion
- CProtocol
- DIdentification
119What is one advantage that the IPv6 simplified header offers over IPv4?
- Aefficient packet handling
- Bsmaller-sized source and destination IP addresses
- Clittle requirement for processing checksums
- Dsmaller-sized header
120What type of route is indicated by the code C in an IPv4 routing table on a Cisco router?
- Adynamic route that is learned through EIGRP
- Bdirectly connected route
- Cdefault route
- Dstatic route
121What routing table entry has a next hop address associated with a destination network?
- Aremote routes
- BC and L source routes
- Clocal routes
- Ddirectly-connected routes
122Which statement describes a hardware feature of a Cisco 1941 router that has the default hardware configuration?
- AIt does not require a CPU because it relies on Compact Flash to run the IOS.
- BIt has two types of ports that can be used to access the console.
- CIt has three FastEthernet interfaces for LAN access.
- DIt does not have an AUX port.
123Following default settings, what is the next step in the router boot sequence after the IOS loads from flash?
- ALoad the running-config file from RAM.
- BLoad the bootstrap program from ROM.
- CLocate and load the startup-config file from NVRAM.
- DPerform the POST routine.
124What are two types of router interfaces? (Choose two.)
- AWAN
- BTelnet
- CDHCP
- DLAN
- ESVI
125Which two pieces of information are in the RAM of a Cisco router during normal operation? (Choose two.)
- Astartup configuration file
- Bbasic diagnostic software
- CIP routing table
- Dbackup IOS file
- ECisco IOS
126A router boots and enters setup mode. What is the reason for this?
- AThe POST process has detected hardware failure.
- BThe configuration file is missing from NVRAM.
- CCisco IOS is missing from flash memory.
- DThe IOS image is corrupt.
127What is the purpose of the startup configuration file on a Cisco router?
- Ato provide a limited backup version of the IOS, in case the router cannot load the full featured IOS
- Bto contain the configuration commands that the router IOS is currently using
- Cto facilitate the basic operation of the hardware components of a device
- Dto contain the commands that are used to initially configure a router on startup
128Which three commands are used to set up secure access to a router through a connection to the console interface? (Choose three.)
- Apassword cisco
- Blogin
- Cenable secret cisco
- Dline console 0
- Eline vty 0 4
- Finterface fastethernet 0/0
129Which characteristic describes an IPv6 enhancement over IPv4?
- AThe IPv6 address space is four times bigger than the IPv4 address space.
- BBoth IPv4 and IPv6 support authentication, but only IPv6 supports privacy capabilities.
- CThe IPv6 header is simpler than the IPv4 header is, which improves packet handling.
- DIPv6 addresses are based on 128-bit flat addressing as opposed to IPv4 which is based on 32-bit hierarchical addressing.
130For what reason is the failure occurring?
- APC2 has an incorrect default gateway configured.
- BThe IP address of SW1 is configured in a wrong subnet.
- CSW1 does not have a default gateway configured.
- DPC1 has an incorrect default gateway configured.
131How many bits are in an IPv4 address?
- A256
- B128
- C64
- D32
132Which two parts are components of an IPv4 address? (Choose two.)
- Abroadcast portion
- Bphysical portion
- Chost portion
- Dlogical portion
- Enetwork portion
- Fsubnet portion
133What does the IP address 172.17.4.250/24 represent?
- Ahost address
- Bbroadcast address
- Cmulticast address
- Dnetwork address
134What is the purpose of the subnet mask in conjunction with an IP address?
- Ato mask the IP address to outsiders
- Bto determine the subnet to which the host belongs
- Cto identify whether the address is public or private
- Dto uniquely identify a host on a network
135What subnet mask is represented by the slash notation /20?
- A255.255.255.192
- B255.255.255.0
- C255.255.240.0
- D255.255.224.0
- E255.255.255.248
136A message is sent to all hosts on a remote network. Which type of message is it?
- Aunicast
- Bdirected broadcast
- Cmulticast
- Dlimited broadcast
137What are three characteristics of multicast transmission? (Choose three.)
- AMulticast messages map lower layer addresses to upper layer addresses.
- BComputers use multicast transmission to request IPv4 addresses.
- CThe range of 224.0.0.0 to 224.0.0.255 is reserved to reach multicast groups on a local network.
- DMulticast transmission can be used by routers to exchange routing information.
- EA single packet can be sent to a group of hosts.
- FThe source address of a multicast transmission is in the range of 224.0.0.0 to 224.0.0.255.
138Which three IP addresses are private ? (Choose three.)
- A224.6.6.6
- B192.168.5.5
- C172.16.4.4
- D192.167.10.10
- E172.32.5.2
- F10.1.1.1
139Which two IPv4 to IPv6 transition techniques manage the interconnection of IPv6 domains? (Choose two.)
- Amultiplexing
- Btunneling
- Cencapsulation
- Ddual stack
- Etrunking
140Which of these addresses is the shortest abbreviation for the IP address:
3FFE : 1044 : 0000 : 0000 : 00AB : 0000 : 0000 : 0057?- A3FFE : 1044 : 0000 : 0000 : 00AB :: 0057
- B3FFE : 1044 : 0000 : 0000 : 00AB :: 57
- C3FFE : 1044 : 0 : 0 : 00AB :: 0057
- D3FFE : 1044 : 0 : 0 : AB :: 57
- E3FFE : 1044 :: 00AB :: 0057
- F3FFE : 1044 :: AB :: 57
141What type of address is automatically assigned to an interface when IPv6 is enabled on that interface?
- Aunique local
- Bloopback
- Clink-local
- Dglobal unicast
142What are two types of IPv6 unicast addresses? (Choose two.)
- Abroadcast
- Banycast
- Clink-local
- Dloopback
- Emulticast
143What are three parts of an IPv6 global unicast address? (Choose three.)
- Aan interface ID that is used to identify the local host on the network
- Ba global routing prefix that is used to identify the portion of the network address provided by a local administrator
- Ca subnet ID that is used to identify networks inside of the local enterprise site
- Da global routing prefix that is used to identify the network portion of the address that has been provided by an ISP
- Ean interface ID that is used to identify the local network for a particular host
144An administrator wants to configure hosts to automatically assign IPv6 addresses to themselves by the use of Router Advertisement messages, but also to obtain the DNS server address from a DHCPv6 server. Which address assignment method should be configured?
- ARA and EUI-64
- Bstateful DHCPv6
- Cstateless DHCPv6
- DSLAAC
145Which protocol supports Stateless Address Autoconfiguration (SLAAC) for dynamic assignment of IPv6 addresses to a host?
- AUDP
- BICMPv6
- CDHCPv6
- DARPv6
146Which two things can be determined by using the ping command? (Choose two.)
- Athe average time it takes each router in the path between source and destination to respond
- Bthe IP address of the router nearest the destination device
- Cthe number of routers between the source and destination device
- Dthe destination device is reachable through the network
- Ethe average time it takes a packet to reach the destination and for the response to return to the source
147What is the purpose of ICMP messages?
- Ato monitor the process of a domain name to IP address resolution
- Bto provide feedback of IP packet transmissions
- Cto ensure the delivery of an IP packet
- Dto inform routers about network topology changes
148What is indicated by a successful ping to the ::1 IPv6 address?
- AIP is properly installed on the host.
- BThe link-local address is correctly configured.
- CAll hosts on the local link are available.
- DThe default gateway address is correctly configured.
- EThe host is cabled properly.
149A user is executing a tracert to a remote device. At what point would a router, which is in the path to the destination device, stop forwarding the packet?
- Awhen the values of both the Echo Request and Echo Reply messages reach zero
- Bwhen the value in the TTL field reaches zero
- Cwhen the host responds with an ICMP Echo Reply message
- Dwhen the RTT value reaches zero
- Ewhen the router receives an ICMP Time Exceeded message
150What field content is used by ICMPv6 to determine that a packet has expired?
- ATime Exceeded field
- BHop Limit field
- CCRC field
- DTTL field
151What is the binary equivalent of the decimal number 232?
- A11110010
- B10011000
- C11000110
- D11101000
152What is the decimal equivalent of the binary number 10010101?
- A192
- B168
- C157
- D149
153What is the decimal equivalent of the binary number 10010101?
- A149
- B192
- C168
- D157
154What is a result of connecting two or more switches together?
- AThe size of the collision domain is increased.
- BThe number of collision domains is reduced.
- CThe number of broadcast domains is increased.
- DThe size of the broadcast domain is increased.
155Refer to the exhibit. How many broadcast domains are there?
- A1
- B2
- C3
- D4
156What are two reasons a network administrator might want to create subnets? (Choose two.)
- Areduction in number of switches needed
- Breduction in number of routers needed
- Csimplifies network design
- Dimproves network performance
- Eeasier to implement security policies
157Refer to the exhibit. A company uses the address block of 128.107.0.0/16 for its network. What subnet mask would provide the maximum number of equal size subnets while providing enough host addresses for each subnet in the exhibit?
- A255.255.255.0
- B255.255.255.240
- C255.255.255.224
- D255.255.255.192
- E255.255.255.128
158Refer to the exhibit. The network administrator has assigned the LAN of LBMISS an address range of 192.168.10.0. This address range has been subnetted using a /29 prefix. In order to accommodate a new building, the technician has decided to use the fifth subnet for configuring the new network (subnet zero is the first subnet). By company policies, the router interface is always assigned the first usable host address and the workgroup server is given the last usable host address. Which configuration should be entered into the properties of the workgroup server to allow connectivity to the Internet?
- AIP address: 192.168.10.65 subnet mask: 255.255.255.240, default gateway: 192.168.10.76
- BIP address: 192.168.10.254 subnet mask: 255.255.255.0, default gateway: 192.168.10.1
- CIP address: 192.168.10.41 subnet mask: 255.255.255.248, default gateway: 192.168.10.46
- DIP address: 192.168.10.38 subnet mask: 255.255.255.248, default gateway: 192.168.10.33
- EIP address: 192.168.10.38 subnet mask: 255.255.255.240, default gateway: 192.168.10.33
159If a network device has a mask of /28, how many IP addresses are available for hosts on this network?
- A14
- B16
- C32
- D62
- E254
- F256
160Which subnet mask would be used if 5 host bits are available?
- A255.255.255.240
- B255.255.255.224
- C255.255.255.128
- D255.255.255.0
161How many host addresses are available on the network 172.16.128.0 with a subnet mask of 255.255.252.0?
- A2048
- B2046
- C1024
- D1022
- E512
- F510
162How many bits must be borrowed from the host portion of an address to accommodate a router with five connected networks?
- Afive
- Bfour
- Cthree
- Dtwo
163A network administrator wants to have the same network mask for all networks at a particular small site. The site has the following networks and number of devices:
IP phones – 22 addresses
PCs – 20 addresses needed
Printers – 2 addresses needed
Scanners – 2 addresses needed
The network administrator has deemed that 192.168.10.0/24 is to be the network used at this site. Which single subnet mask would make the most efficient use of the available addresses to use for the four subnetworks?- A255.255.255.252
- B255.255.255.248
- C255.255.255.240
- D255.255.255.224
- E255.255.255.192
- F255.255.255.0
164A company has a network address of 192.168.1.64 with a subnet mask of 255.255.255.192. The company wants to create two subnetworks that would contain 10 hosts and 18 hosts respectively. Which two networks would achieve that? (Choose two.)
- A192.168.1.192/28
- B192.168.1.96/28
- C192.168.1.128/27
- D192.168.1.64/27
- E192.168.1.16/28
165A network administrator is variably subnetting a network. The smallest subnet has a mask of 255.255.255.248. How many usable host addresses will this subnet provide?
- A12
- B10
- C8
- D6
- E4
166Refer to the exhibit.
Given the network address of 192.168.5.0 and a subnet mask of 255.255.255.224, how many total host addresses are unused in the assigned subnets?
- A56
- B72
- C68
- D64
- E60
167Refer to the exhibit. Considering the addresses already used and having to remain within the 10.16.10.0/24 network range, which subnet address could be assigned to the network containing 25 hosts?
- A10.16.10.160/26
- B10.16.10.240/28
- C10.16.10.240/27
- D10.16.10.64/27
- E10.16.10.224/26
- F10.16.10.128/28
168A network administrator needs to monitor network traffic to and from servers in a data center. Which features of an IP addressing scheme should be applied to these devices?
- Arandom static addresses to improve security
- Bdynamic addresses to reduce the probability of duplicate addresses
- Cpredictable static IP addresses for easier identification
- Daddresses from different subnets for redundancy
169Which two reasons generally make DHCP the preferred method of assigning IP addresses to hosts on large networks? (Choose two.)
- AIt reduces the burden on network support staff.
- BIt provides an address only to devices that are authorized to be connected to the network.
- CIt guarantees that every device that needs an address will get one.
- DIt ensures that addresses are only applied to devices that require a permanent address.
- EIt eliminates most address configuration errors.
170 A DHCP server is used to assign IP addresses dynamically to the hosts on a network. The address pool is configured with 192.168.10.0/24. There are 3 printers on this network that need to use reserved static IP addresses from the pool. How many IP addresses in the pool are left to be assigned to other hosts?
- A253
- B252
- C251
- D254
171Refer to the exhibit. A company is deploying an IPv6 addressing scheme for its network. The company design document indicates that the subnet portion of the IPv6 addresses is used for the new hierarchical network design, with the site subsection to represent multiple geographical sites of the company, the sub-site section to represent multiple campuses at each site, and the subnet section to indicate each network segment separated by routers. With such a scheme, what is the maximum number of subnets achieved per sub-site?
- A0
- B256
- C16
- D4
172What is the prefix for the host address 2001:DB8:BC15:A:12AB::1/64?
- A2001:DB8:BC15:A:12
- B2001:DB8:BC15:A:1
- C2001:DB8:BC15:A
- D2001:DB8:BC15
173Consider the following range of addresses:
2001:0DB8:BC15:00A0:0000::
2001:0DB8:BC15:00A1:0000::
2001:0DB8:BC15:00A2:0000::
…
2001:0DB8:BC15:00AF:0000::
The prefix-length for the range of addresses is....
.... /60- ATrue
- BFalse
174Which two characteristics are associated with UDP sessions? (Choose two.)
- AUnacknowledged data packets are retransmitted.
- BReceived data is unacknowledged.
- CDestination devices reassemble messages and pass them to an application.
- DTransmitted data segments are tracked.
- EDestination devices receive traffic with minimal delay.
175What happens if part of an FTP message is not delivered to the destination?
- AThe entire FTP message is re-sent.
- BThe part of the FTP message that was lost is re-sent.
- CThe FTP source host sends a query to the destination host.
- DThe message is lost because FTP does not use a reliable delivery method.
176A host device needs to send a large video file across the network while providing data communication to other users. Which feature will allow different communication streams to occur at the same time, without having a single data stream using all available bandwidth?
- Aacknowledgments
- Bmultiplexing
- Cwindow size
- Dport numbers
177What kind of port must be requested from IANA in order to be used with a specific application?
- Asource port
- Bdynamic port
- Cprivate port
- Dregistered port
178What type of information is included in the transport header?
- Aencoded application data
- Bdestination and source port numbers
- Cdestination and source physical addresses
- Ddestination and source logical addresses
179 What is a socket?
- Athe combination of the source and destination sequence numbers and port numbers
- Bthe combination of the source and destination sequence and acknowledgment numbers
- Cthe combination of a source IP address and port number or a destination IP address and port number
- Dthe combination of the source and destination IP address and source and destination Ethernet address
180What is the complete range of TCP and UDP well-known ports?
- A1024 – 49151
- B256 – 1023
- C0 to 1023
- D0 to 255
181Which flag in the TCP header is used in response to a received FIN in order to terminate connectivity between two network devices?
- ARST
- BSYN
- CACK
- DFIN
182What is a characteristic of a TCP server process?
- AA host running two different applications can have both configured to use the same server port.
- BAn individual server can have two services assigned to the same port number within the same transport layer services.
- CThere can be many ports open simultaneously on a server, one for each active server application.
- DEvery application process running on the server has to be configured to use a dynamic port number.
183Which two flags in the TCP header are used in a TCP three-way handshake to establish connectivity between two network devices? (Choose two.)
- AURG
- BRST
- CSYN
- DPSH
- EFIN
- FACK
184A PC is downloading a large file from a server. The TCP window is 1000 bytes. The server is sending the file using 100-byte segments. How many segments will the server send before it requires an acknowledgment from the PC?
- A1000 segments
- B100 segments
- C10 segments
- D1 segment
185Which factor determines TCP window size?
- Athe amount of data the source is capable of sending at one time
- Bthe amount of data the destination can process at one time
- Cthe number of services included in the TCP segment
- Dthe amount of data to be transmitted
186During a TCP session, a destination device sends an acknowledgment number to the source device. What does the acknowledgment number represent?
- Athe last sequence number that was sent by the source
- Bthe next byte that the destination expects to receive
- Cone number more than the sequence number
- Dthe total number of bytes that have been received
187What information is used by TCP to reassemble and reorder received segments?
- Afragment numbers
- Backnowledgment numbers
- Csequence numbers
- Dport numbers
188What does TCP do if the sending source detects network congestion on the path to the destination?
- AThe source will acknowledge the last segment that is sent and include a request for a smaller window size in the message.
- BThe destination will request retransmission of the entire message.
- CThe source will decrease the amount of data that it sends before it must receive acknowledgements from the destination.
- DThe source host will send a request for more frequent acknowledgments to the destination.
189What is a characteristic of UDP?
- AUDP only passes data to the network when the destination is ready to receive the data.
- BApplications that use UDP are always considered unreliable.
- CUDP datagrams take the same path and arrive in the correct order at the destination.
- DUDP reassembles the received datagrams in the order they were received.
190What does a client do when it has UDP datagrams to send?
- AIt sends to the server a segment with the SYN flag set to synchronize the conversation.
- BIt sends a simplified three-way handshake to the server.
- CIt queries the server to see if it is ready to receive data.
- DIt just sends the datagrams.
191What happens if the first packet of a TFTP transfer is lost?
- AThe transport layer will retry the query if a reply is not received.
- BThe next-hop router or the default gateway will provide a reply with an error code.
- CThe client will wait indefinitely for the reply.
- DThe TFTP application will retry the request if a reply is not received.
192A host device is receiving live streaming video. How does the device account for video data that is lost during transmission?
- AThe device will continue receiving the streaming video, but there may be a momentary disruption.
- BThe device will delay the streaming video until the entire video stream is received.
- CThe device will use sequence numbers to pause the video stream until the correct data arrives.
- DThe device will immediately request a retransmission of the missing data.
193 Why does HTTP use TCP as the transport layer protocol?
- Abecause HTTP requires reliable delivery
- Bbecause transmission errors can be tolerated easily
- Cbecause HTTP is a best-effort protocol
- Dto ensure the fastest possible download speed
194When is UDP preferred to TCP?
- Awhen segments must arrive in a very specific sequence to be processed successfully
- Bwhen an application can tolerate some loss of data during transmission
- Cwhen all the data must be fully received before any part of it is considered useful
- Dwhen a client sends a segment to a server
195Which three application layer protocols use TCP? (Choose three.)
- ADHCP
- BTFTP
- CHTTP
- DSNMP
- EFTP
- FSMTP
196Refer to the exhibit. HostA is attempting to contact ServerB. Which two statements correctly describe the addressing that HostA will generate in the process? (Choose two.)
- AA packet with the destination IP address of RouterB.
- BA frame with the destination MAC address of ServerB.
- CA packet with the destination IP address of ServerB.
- DA frame with the destination MAC address of RouterA.
- EA packet with the destination IP address of RouterA.
- FA frame with the destination MAC address of SwitchA.
197What is the definition of bandwidth?
- Athe measure of usable data transferred over a given period of time
- Bthe amount of data that can flow from one place to another in a given amount of time
- Cthe speed at which bits travel on the network
- Dthe measure of the transfer of bits across the media over a given period of time
198What is a role of the Logical Link Control sublayer?
- Ato mark frames to identify the network layer protocol being carried
- Bto define the media access processes performed by network hardware
- Cto provide data link layer addressing
- Dto provide access to various Layer 1 network technologies
199What are two examples of hybrid topologies? (Choose two.)
- Afull mesh
- Bpoint-to-point
- Chub and spoke
- Dextended star
- Epartial mesh
200Refer to the exhibit. A switch with a default configuration connects four hosts. The ARP table for host A is shown. What happens when host A wants to send an IP packet to host D?
- AHost A sends an ARP request to the MAC address of host D.
- BHost A sends out a broadcast of FF:FF:FF:FF:FF:FF. Every other host connected to the switch receives the broadcast and host D responds with its MAC address.
- CHost A sends out the packet to the switch. The switch sends the packet only to the host D, which in turn responds.
- DHost D sends an ARP request to host A.
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- Quiz on CISCO Chapter 1-9, created by Leona W. on 05/12/2019.
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- Leona W.
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