Test
CCNA (200-120) / 60questions 60minuts / EN
Este test tiene tiempo límite, así que se abre en el reproductor de siempre.
Preguntas del test (60)
1How should you power up a Cisco router?
- APress the Reset button.
- BTurn the power switch to “on.”
- CConnect the fiber cable to another router.
- DAttach the power cable plug to the router power supply socket.
2How do you instruct a Cisco device to parse and execute an entered command?
- APress the Send key
- BPress the Enter key
- CAdd a space at end of the command
- DWait 5 seconds after you enter the command
3Which Cisco router component is used primarily to store the startup-config file?
- ARAM
- BROM
- CNVRAM
- DFlash memory
- EConfiguration register
4If a route for a network is in holddown and an update arrives from a neighboring router with the same metric as was originally recorded for the network, what does the router do?
- AIgnores the update
- BIncrements the holddown timer
- CMarks the network as “accessible” and removes the holddown timer
- DMarks the network as “accessible” but keeps the holddown timer on
5How could you obtain CDP information about a remote device that is not directly connected?
- AUse the command show cdp neighbors’ address.
- BUse the command show cdp neighbors’ hostname.
- CUse SSH or Telnet to access a Cisco device connected to the target device.
- DIt is not possible to obtain CDP information about a remote device.
6Which address type from IPv4 was eliminated in IPv6?
- AUnicast
- BMulticast
- CBroadcast
- DEverycast
7Set of networks subject to translation using NAT.
- AStatic NAT
- BDynamic NAT
- CInside network
- DOutside global IP address
8If a router does not match the appropriate address portions to a number on its routing table, it [blank_start].[blank_end]
- Asends the packet back to the sender.
- Bpasses the packet to the next router in.
- Cadds that number to its table.
- Ddiscards the packet.
9How many subnets are gained by subnetting 172.17.32.0/20 into multiple /28 subnets?
- A16
- B32
- C256
- D1024
10Which of the following describes the DHCP server provided by Cisco IOS?
- AIt is a full DHCP server
- BIts support is limited to assigning IP addresses to clients.
- CIt has to get is DHCP information for a master DHCP server.
- DIt has limited DHCP support and can only assign IP addresses and default gateways to clients.
11How can you most effectively summarize the IP range of addresses from 172.168.12.0/24 through 172.168.13.0/24?
- A172.168.12.0/23
- B172.168.12.0/22
- C172.168.12.0/21
- D172.168.12.0/20
12A subnet mask tells the router to look at which portions of an IP address?
- AMask and host bits
- BHost and network bits
- CHost and subnet bits
- DNetwork and subnet bits
13If a route for a network is in holddown and an update arrives from a neighboring router with the same metric as was originally recorded for the network, what does the router do?
- AIgnores the update
- BIncrements the holddown timer
- CMarks the network as “accessible” and removes the holddown timer
- DMarks the network as “accessible” but keeps the holddown timer on
14What is the decimal equivalent of the binary number 11000111?
- A218
- B199
- C179
- D208
15What does split horizon specify?
- AThat information about a route should not be sent in any direction
- BThat information about a route should not be sent back in the direction that the original information came from
- CThat information about a route should always be sent back in the direction that the original information came from
- DThat information about a route should be sent back only in the direction that the original information came from
16The binary number 11101000111 converted into a decimal number, using powers of 2, is [blank_start].[blank_end]
- A1183.
- B1873.
- C1638.
- D1863.
17In which situation is an administrative distance required?
- Awhenever static routes are defined
- Bwhenever dynamic routing is enabled
- Cwhen the same route is learned via multiple routing sources
- Dwhen multiple paths are available to the same destination and they are all learned via the same routing protocol
18What is the RSTP equivalent to the STP listening state?
- ABlocking
- BListening
- CDiscarding
- DForwarding
19Which statement is true of a port in the listening state?
- AThe port is able to check for BPDUs and populate the MAC table.
- BThe port is able to check for BPDUs, but not yet populate its MAC table.
- CThe port is able to populate its MAC table, but not yet forward user frames.
- DThe port is able to forward user frames, but not yet populate its MAC table.
20Which of the following is a customized text that is displayed before the username and password login prompts?
- AMessage Of the Day
- BLogin banner
- CUser banner
- DWarning message
21With RSTP, which two port roles are included in the active topology?
- ARoot and alternate
- BRoot and designated
- CAlternate and backup
- DDesignated and backup
22Which term commonly describes the endless flooding or looping of frames?
- AFlood storm
- BLoop overload
- CBroadcast storm
- DBroadcast overload
23Regarding STP, what is the state of a nondesignated port?
- ABlocking
- BLearning
- CListening
- DForwarding
24Which of the following is the most secure method of remotely accessing a network device?
- Ahttp
- Btelnet
- Cssh
- Drmon
- Esnmp
25When you use the show interface command to display the status and statistics for the interfaces configured on a Catalyst switch, which output field indicates the MAC address that identifies the interface hardware?
- AMTU 1500 bytes
- BHardware is … 10BaseT
- CAddress is 0050.BD73.E2C1
- D802.1d STP State: Forwarding
26Which term describes multiple copies of a frame arriving on different ports of a switch?
- AFlood storm
- BMultiple frame transmission
- CMAC database instability
- DLoop overload
27Which show command requires that you have privileged EXEC mode access?
- Ashow ip
- Bshow version
- Cshow running
- Dshow interfaces
28What are TWO major benefits of adding a bridge to a network?
- AIsolating potential network problems to specific segments
- BIncreasing the speed of a network
- CExtending a LAN to cover greater distances by joining multiple segments
- DCreating fewer collision domains
- EForwarding data frames between LAN segments
29When a single computer with one IP address has several websites open at once, this is called [blank_start].[blank_end]
- Awindowing.
- Bsession multiplexing.
- Csegmenting.
- Dconnection-oriented protocol.
30If the POST tests complete successfully on a Catalyst switch, what display could you see on the console?
- AThe > prompt
- BThe privileged EXEC prompt
- CThe Management Console logon screen
- DA list of commands available on the switch
31Which information does the show vlan command display?
- AVTP domain parameters
- BVMPS server configuration parameters
- CWhich ports are configured as trunks
- DNames of the VLANs and the ports assigned to the VLANs
32What are TWO reasons for using 802.1Q?
- ATo allow switches to share a trunk link with non-trunking clients
- BTo allow clients to see the 802.1Q header
- CTo provide inter-VLAN communications over a bridge
- DTo load-balance traffic between parallel links using the Spanning Tree Protocol
- ETo provide trunking between Cisco switches and other vendor switches
33Which CLI prompt indicates that you are working in privileged EXEC mode?
- Ahostname#
- Bhostname>
- Chostname-exec>
- Dhostname-config
34What are the TWO most common IPv4-to-IPv6 transition techniques?
- AIPv6 NAT
- Bdual stack
- C6to4 tunnels
- DIPv6 mobile
35Which TWO pieces of information are included in a CDP update packet?
- Aplatform
- Brouting updates
- Cdevice identifiers
- DMAC Address list
- Elink speed
36Which TWO statements are true regarding dual stack?
- AA new API replaces gethostbyname and gethostbyaddr calls.
- BTunneling is automatic.
- CDual stack prefers IPv4 over IPv6.
- DYou cannot use IPv4 while converting to IPv6.
- EThe stack to use is chosen based on destination address.
37How can you most effectively summarize the IP range of addresses from 10.1.32.0 through 10.1.35.255?
- A10.1.32.0/23
- B10.1.32.0/22
- C10.1.32.0/21
- D10.1.32.0/20
38How do you start a Catalyst 2950 series switch?
- APress the on/off switch.
- BPower up the redundant power supply.
- CConnect a network cable to another switch on the network.
- DAttach the power cable plug to the switch power supply socket.
39Which Cisco IOS command should you use to set the clock speed to 64 kbps on a serial interface on a Cisco router?
- Aclock rate 64
- Bclock speed 64
- Cclock rate 64000
- Dclock speed 64000
40OSPF routes packets within a single [blank_start].[blank_end]
- Aarea.
- Bnetwork.
- Csegment.
- Dautonomous system.
41Which Cisco IOS command creates a message to be displayed upon router login?
- Ahostname hostname
- Bbanner motd message
- Chostname interface description
- Ddescription interface description
42Which Cisco IOS command is used to return to user EXEC mode from the privileged EXEC mode?
- Aexit>
- Bquit
- Cdisable
- Duserexec
43Which access level allows a person to access all router commands and can be password protected to allow only authorized individuals to access the router?
- Auser EXEC level
- Bsetup EXEC level
- Cenable EXEC level
- Dprivileged EXEC level
44Which component of security ensures the data has not been tampered with?
- AAuthentication
- BIntegrity
- CConfidentiality
- DAnti-Playback
45Which organization offers certification for interoperability between vendors of 802.11 products?
- AWi-Fi
- BIEEE
- CEMA
- DWISC
46Which THREE are the steps to secure a WLAN?
- AEncryption for providing privacy and confidentiality
- BAuthentication to ensure that legitimate clients and users access the network via trusted access points
- CControls transmit power to limit the AP access range to the property boundaries of the parent organization
- DProtection from security risks and availability with intrusion detection and intrusion protection systems for WLANs
47 What are THREE characteristics of Ethernet 802.3?
- Abased on the CSMA/CD process
- Ba standard that has been replaced by Ethernet II
- Cspecifies the physical layer (Layer 1)
- Ddeveloped in the mid-1970s
- Especifies the MAC portion of the data link layer (Layer 2)
- Falso referred to as thick Ethernet
48Which TWO of these addresses are private IP addresses?
- A10.215.34.124
- B127.16.71.43
- C172.17.10.10
- D225.200.15
49How many bits are in an IPv4 address?
- A16
- B32
- C48
- D64
- E128
50Encapsulates the network layer packet in a frame.
- ANetwork layer
- BDatalink layer
- CPhysical layer
51Occurs when RF waves are soaked up by walls.
- AAbsorption
- BReflection
- CScattering
52How many bits are in an IPv6 address?
- A16
- B32
- C48
- D64
- E128
53Provides applications for file transfer, network troubleshooting, and Internet activities, and supports the network
- APhysical layer
- BDatalink layer
- CInternet layer
- DTransport layer
- EApplication layer
54Encodes the data-link frame into a pattern of 1s and 0s (bits) for transmission on the medium (usually a wire).
- ANetwork layer
- BDatalink layer
- CPhysical layer
55Which of the following four attacks are classified as access attacks? (choose one or more)
- APassword attacks
- BDDoS
- CTrojan horse
- DLove Bug
56Which THREE statements about TCP are accurate?
- ATCP operates at Layer 3 of the TCP/IP stack.
- BTCP is a connection-oriented protocol.
- CTCP provides no error checking.
- DTCP packets are numbered and sequenced so that the destination can reorder packets and determine if a packet is missing.
- ETCP provides no recovery service.
- FUpon receipt of one or more TCP packets, the receiver returns an acknowledgement to the sender indicating that it received the packets.
57What are TWO major benefits of adding a bridge to a network?
- Aisolating potential network problems to specific segments
- Bincreasing the speed of a network
- Cextending a LAN to cover greater distances by joining multiple segments
- Dcreating fewer collision domains.
- Eforwarding data frames between LAN segments.
58Indicates how well the network can accommodate more users or data transmission requirements.
- ASpeed
- BCost
- CSecurity
- DAvailability
- EScalability
- FReliability
- GTopology
59Which two statements about wireless networks are accurate?
- AInstead of cables, wireless communication uses RFs or infrared waves to transmit data.
- BTo receive the signals from the access point, a computer needs to have a wireless adapter card or wireless NIC.
- CFor wireless LANs, a key component is a router, which propagates signal distribution.
- DWireless networks are not very common, and generally only large corporations use them.
60What are TWO characteristics of OSPF?
- Ahierarchical
- Bproprietary
- Copen standard
- Dsimilar to RIP
Información
- Descripción
- CCNA 200-120 (CCNA 5.0 EN) CCNA 5.0 Test sobre CCNA (200-120) / 60questions 60minuts / EN, creado por Almery M. el 16/03/2016.
- Autor
- Almery M.
- Idioma
- Português
- Visitas
- 73
- Etiquetas
- Valoración
- Aún sin valoraciones Valora este test