Quiz
CISCO Chapter 10 & 11
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Perguntas do quiz (53)
1Refer 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 discard the frame.
- BThe switch will forward the frame only to ports 1 and 3.
- CThe switch will forward the frame to all ports.
- DThe switch will forward the frame to all ports except port 4.
- EThe switch will forward the frame only to port 2.
2Refer to the exhibit. The switches are in their default configuration. Host A needs to communicate with host D, but host A does not have the MAC address for its default gateway. Which network hosts will receive the ARP request sent by host A?
- Aonly host D
- Bonly hosts B, C, and router R1
- Conly hosts B and C
- Donly hosts A, B, C, and D
- Eonly hosts A, B, and C
- Fonly router R1
3What is the minimum Ethernet frame size that will not be discarded by the receiver as a runt frame?
- A1500 bytes
- B1024 bytes
- C512 bytes
- D64 bytes
4What is a characteristic of port-based memory buffering?
- AFrames in the memory buffer are dynamically linked to destination ports.
- BAll ports on a switch share a single memory buffer.
- CFrames are buffered in queues linked to specific ports.
- DAll frames are stored in a common memory buffer.
5What is the aim of an ARP spoofing attack?
- Ato overwhelm network hosts with ARP requests
- Bto associate IP addresses to the wrong MAC address
- Cto fill switch MAC address tables with bogus addresses
- Dto flood the network with ARP reply broadcasts
6Which two definitions accurately describe the associated application layer protocol? (Choose two.)
- AHTTP – enables devices on a network to obtain IP addresses
- BFTP – transfers email messages and attachments
- CSMTP – transfers web pages from web servers to clients
- DTelnet – provides remote access to servers and networking devices
- EDNS – resolves Internet names to IP addresses
7The application layer of the TCP/IP model performs the functions of what three layers of the OSI model? (Choose three.)
- Aapplication
- Btransport
- Cdata link
- Dpresentation
- Enetwork
- Fsession
- Gphysical
8Which layer in the TCP/IP model is used for formatting, compressing, and encrypting data?
- Anetwork access
- Bapplication
- Cpresentation
- Dsession
- Einternetwork
9What are two characteristics of the application layer of the TCP/IP model? (Choose two.)
- Athe establishing of window size
- Bclosest to the end user
- Cthe creation and maintenance of dialogue between source and destination applications
- Dresponsibility for physical addressing
- Eresponsibility for logical addressing
10A manufacturing company subscribes to certain hosted services from its ISP. The services that are required include hosted world wide web, file transfer, and e-mail. Which protocols represent these three key applications? (Choose three.)*
- ASMTP
- BDHCP
- CSNMP
- DDNS
- EHTTP
- FFTP
11What is an example of network communication that uses the client-server model?
- AA workstation initiates a DNS request when the user types www.cisco.com in the address bar of a web browser.
- BA user prints a document by using a printer that is attached to a workstation of a coworker.
- CA workstation initiates an ARP to find the MAC address of a receiving host.
- DA user uses eMule to download a file that is shared by a friend after the file location is determined.
12Two students are working on a network design project. One student is doing the drawing, while the other student is writing the proposal. The drawing is finished and the student wants to share the folder that contains the drawing so that the other student can access the file and copy it to a USB drive. Which networking model is being used?
- Apoint-to-point
- Bmaster-slave
- Cclient-based
- Dpeer-to-peer
13What do the client/server and peer-to-peer network models have in common?
- ABoth models are used only in the wired network environment.
- BBoth models require the use of TCP/IP-based protocols.
- CBoth models support devices in server and client roles.
- DBoth models have dedicated servers.
14What is an advantage for small organizations of adopting IMAP instead of POP?
- APOP only allows the client to store messages in a centralized way, while IMAP allows distributed storage.
- BIMAP sends and retrieves email, but POP only retrieves email.
- CWhen the user connects to a POP server, copies of the messages are kept in the mail server for a short time, but IMAP keeps them for a long time.
- DMessages are kept in the mail servers until they are manually deleted from the email client.
15Which application layer protocol uses message types such as GET, PUT, and POST?
- APOP3
- BHTTP
- CSMTP
- DDHCP
- EDNS
16When retrieving email messages, which protocol allows for easy, centralized storage and backup of emails that would be desirable for a small- to medium-sized business?
- AHTTPS
- BSMTP
- CPOP
- DIMAP
17Which three statements describe a DHCP Discover message? (Choose three.)
- AOnly the DHCP server receives the message.
- BAll hosts receive the message, but only a DHCP server replies.
- CThe message comes from a client seeking an IP address.
- DThe message comes from a server offering an IP address.
- EThe destination IP address is 255.255.255.255.
- FThe source MAC address is 48 ones (FF-FF-FF-FF-FF-FF).
18What part of the URL, http://www.cisco.com/index.html, represents the top-level DNS domain?
- Aindex
- Bhttp
- Cwww
- D.com
19Which two tasks can be performed by a local DNS server? (Choose two.)
- Aretrieving email messages
- Bforwarding name resolution requests between servers
- Cmapping name-to-IP addresses for internal hosts
- Dallowing data transfer between two network devices
- Eproviding IP addresses to local hosts
20Which phrase describes an FTP daemon?
- Aan application that is used to request data from an FTP server
- Ba program that is running on an FTP client
- Ca program that is running on an FTP server
- Da diagnostic FTP program
21Which statement is true about FTP?
- AFTP does not provide reliability during data transmission.
- BFTP is a peer-to-peer application.
- CThe client can download data from or upload data to the server.
- DThe client can choose if FTP is going to establish one or two connections with the server.
22What is true about the Server Message Block protocol?
- ASMB uses the FTP protocol for communication.
- BSMB messages cannot authenticate a session.
- CClients establish a long term connection to servers.
- DDifferent SMB message types have a different format.
23Which application layer protocol is used to provide file-sharing and print services to Microsoft applications?
- ASMB
- BDHCP
- CSMTP
- DHTTP
24What is the acronym for the protocol that is used when securely communicating with a web server?
___ HTTPS____- AVerdadeiro
- BFalso
25The HTTP message type used by the client to request data from the web server is the ____GET___ message.
- AVerdadeiro
- BFalso
26Refer to the exhibit. What command was used to resolve a given host name by querying the name servers? ___NSLOOKUP___
- AVerdadeiro
- BFalso
27Which PC or PCs are sending FTP packets to the server?
- APC_3
- BPC_1 and PC_3
- CPC_2
- DPC_1
28A newly hired network technician is given the task of ordering new hardware for a small business with a large growth forecast. Which primary factor should the technician be concerned with when choosing the new devices?
- Adevices with support for modularity
- Bredundant devices
- Cdevices that have support for network monitoring
- Ddevices with a fixed number and type of interfaces
29Which network design consideration would be more important to a large corporation than to a small business?
- Aredundancy
- Blow port density switch
- Cfirewall
- DInternet router
30Which two traffic types require delay sensitive delivery? (Choose two.)
- Avideo
- Bvoice
- CFTP
- Dweb
- Eemail
31A network administrator for a small company is contemplating how to scale the network over the next three years to accommodate projected growth. Which three types of information should be used to plan for network growth? (Choose three.)
- Alisting of the current employees and their role in the company
- Binventory of the devices that are currently used on the network
- Chistory and mission statement of the company
- Danalysis of the network traffic based on protocols, applications, and services used on the network
- Edocumentation of the current physical and logical topologies
- Fhuman resource policies and procedures for all employees in the company
32Which two statements describe how to assess traffic flow patterns and network traffic types using a protocol analyzer? (Choose two.)
- AOnly capture WAN traffic because traffic to the web is responsible for the largest amount of traffic on a network.
- BPerform the capture on different network segments.
- CCapture traffic during peak utilization times to get a good representation of the different traffic types.
- DOnly capture traffic in the areas of the network that receive most of the traffic such as the data center.
- ECapture traffic on the weekends when most employees are off work.
33Some routers and switches in a wiring closet malfunctioned after an air conditioning unit failed. What type of threat does this situation describe?
- Amaintenance
- Belectrical
- Cenvironmental
- Dconfiguration
34Which type of network threat is intended to prevent authorized users from accessing resources?
- Atrust exploitation
- Breconnaissance attacks
- Caccess attacks
- DDoS attacks
35Which two actions can be taken to prevent a successful network attack on an email server account? (Choose two.)
- ALimit the number of unsuccessful attempts to log in to the server.
- BDistribute servers throughout the building, placing them close to the stakeholders.
- CNever use passwords that need the Shift key.
- DUse servers from different vendors.
- ENever send the password through the network in a clear text.
36Which firewall feature is used to ensure that packets coming into a network are legitimate responses initiated from internal hosts?
- Apacket filtering
- BURL filtering
- Cstateful packet inspection
- Dapplication filtering
37 What is the purpose of the network security authentication function?
- Ato provide challenge and response questions
- Bto keep track of the actions of a user
- Cto determine which resources a user can access
- Dto require users to prove who they are
38A network administrator is issuing the login block-for 180 attempts 2 within 30 command on a router. Which threat is the network administrator trying to prevent?
- Aa device that is trying to inspect the traffic on a link
- Ban unidentified individual who is trying to access the network equipment room
- Ca worm that is attempting to access another part of the network
- Da user who is trying to guess a password to access the router
39 What is the purpose of using SSH to connect to a router?
- AIt allows secure transfer of the IOS software image from an unsecure workstation or server.
- BIt allows the router to be monitored through a network management application.
- CIt allows a secure remote connection to the router command line interface.
- DIt allows a router to be configured using a graphical interface.
40Which two steps are required before SSH can be enabled on a Cisco router? (Choose two.)
- AGive the router a host name and domain name.
- BCreate a banner that will be displayed to users when they connect.
- CGenerate a set of secret keys to be used for encryption and decryption.
- DSet up an authentication server to handle incoming connection requests.
- EEnable SSH on the physical interfaces where the incoming connection requests will be received.
41What is the purpose of issuing the commands cd nvram: then dir at the privilege exec mode of a router?
- Ato copy the directories from the NVRAM
- Bto list the content of the NVRAM
- Cto direct all new files to the NVRAM
- Dto clear the content of the NVRAM
42Which command will backup the configuration that is stored in NVRAM to a TFTP server?
- Acopy running-config tftp
- Bcopy tftp running-config
- Ccopy startup-config tftp
- Dcopy tftp startup-config
43Refer to the exhibit. Baseline documentation for a small company had ping round trip time statistics of 36/97/132 between hosts H1 and H3. Today the network administrator checked connectivity by pinging between hosts H1 and H3 that resulted in a round trip time of 1458/2390/6066. What does this indicate to the network administrator?
- AConnectivity between H1 and H3 is fine.
- BSomething is causing a time delay between the networks.
- CPerformance between the networks is within expected parameters.
- DSomething is causing interference between H1 and R1.
- EH3 is not connected properly to the network.
44When should an administrator establish a network baseline?
- Aat regular intervals over a period of time
- Bat the lowest point of traffic in the network
- Cwhen there is a sudden drop in traffic
- Dwhen the traffic is at peak in the network
45Refer to the exhibit. An administrator is trying to troubleshoot connectivity between PC1 and PC2 and uses the tracert command from PC1 to do it. Based on the displayed output, where should the administrator begin troubleshooting?
- APC2
- BSW1
- CR2
- DSW2
- ER1
46Which statement is true about CDP on a Cisco device?
- ABecause it runs at the data link layer, the CDP protocol can only be implemented in switches.
- BCDP can be disabled globally or on a specific interface.
- CTo disable CDP globally, the no cdp enable command in interface configuration mode must be used.
- DThe show cdp neighbor detail command will reveal the IP address of a neighbor only if there is Layer 3 connectivity.
47A network administrator for a small campus network has issued the show ip interface brief command on a switch. What is the administrator verifying with this command?
- Athe default gateway that is used by the switch
- Bthe path that is used to reach a specific host on another network
- Cthat a specific host on another network can be reached
- Dthe status of the switch interfaces and the address configured on interface vlan 1
48A network technician issues the arp -d * command on a PC after the router that is connected to the LAN is reconfigured. What is the result after this command is issued?
- AThe ARP cache is synchronized with the router interface.
- BThe detailed information of the ARP cache is displayed.
- CThe current content of the ARP cache is displayed.
- DThe ARP cache is cleared.
49A network technician issues the C:\> tracert -6 www.cisco.com command on a Windows PC. What is the purpose of the -6 command option?
- AIt sends 6 probes within each TTL time period.
- BIt sets a 6 milliseconds timeout for each replay.
- CIt limits the trace to only 6 hops.
- DIt forces the trace to use IPv6.
50Which command should be used on a Cisco router or switch to allow log messages to be displayed on remotely connected sessions using Telnet or SSH?
- Ashow running-config
- Bterminal monitor
- Clogging synchronous
- Ddebug all
51___VoIP____ defines the protocols and technologies that implement the transmission of voice data over an IP network
- AVerdadeiro
- BFalso
52The show ___file systems___ command provides information about the amount of free nvram and flash memory with the permissions for reading or writing data.
- AVerdadeiro
- BFalso
53The ___show version___ command that is issued on a router is used to verify the value of the software configuration register.
- AVerdadeiro
- BFalso
Informações
- Descrição
- FH Quiz sobre CISCO Chapter 10 & 11, criado por Leona W. em 01-11-2019.
- Autor
- Leona W.
- Idioma
- Deutsch
- Visualizações
- 463
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