CCNA Practice Test | Routing and Switching exam

You have verified the interface status with the "show interface" command. What other steps should you consider when troubleshooting the physical connectivity between devices? (Choose three)

A. Make sure you have the correct type of cable for the connection you are making

B. Try replacing a suspect cable with a known good cable

C. Restart the router

D. Ensure the interface is enabled

E. Upgrade the router's IOS

Convert the MAC address "b838.61ad.7340" into an IPv6 EUI-64 interface identifier.

A. BA38:61FE:FEAD:7340

B. B838:61FE:FEAD:7340

C. B838:61FF:FEAD:7340

D. BA38:61FF:FEAD:7340

Which physical layer media are used today for connecting network devices (switches and routers) together in a LAN? (Choose two)

A. Coaxial

B. Twisted copper pair

C. Fiber optic

D. Wireless

Which command would you use to ensure that an ACL does not block web-based TCP traffic?

A. permit any

B. permit tcp any any eq 80

C. permit tcp any eq 80

D. permit any any eq tcp

What Inter-VLAN routing method uses a single physical link between a router and a switch?

A. Layer 3 Switch

B. Router with separate interfaces for each VLAN

C. Router on a Stick

D. Multilayer Switch

Refer to the exhibit. A new subnet with 60 hosts has been added to the network. Which subnet address should this network use to provide enough usable addresses while wasting the fewest addresses?

A. 192.168.1.56/26

B. 192.168.1.56/27

C. 192.168.1.64/26

D. 192.168.1.64/27

Which protocol number represents ICMPv6?

A. 89

B. 88

C. 17

D. 1

E. 58

F. 6

What is the default subnet mask for a Class B address?

A. 255.255.255.255

B. 0.0.0.0

C. 255.255.0.0

D. 255.255.255.0

E. 255.0.0.0

Which command is used to create a standard numbered IPv4 ACL?

A. access-list numbered

B. ip access-list

C. numbered access-list

D. access-list ip

E. access-list

You need to configure a banner on your IOS Switch indicating that maintenance will be performed on Saturday night.
Which banner is the best to implement in this case?

A. login

B. EXEC

C. motd

D. incoming

Which prefix correctly identifies an IPv6 link-local address?

A. FD00::/8

B. FC00::/7

C. FE80::/10

D. 2000::/3

E. F8E0::/10

Which dynamic routing protocol uses cost as its metric?

A. OSPF

B. BGP

C. RIP

D. EIGRP

Which layer in the OSI reference model is responsible for determining the availability of the receiving program and checking to see if enough resources exist for that communication?

A. transport

B. network

C. presentation

D. application

E. session

Refer to the exhibit. What is the most appropriate summarization for these routes?

A. 10.0.0.0 /21

B. 10.0.0.0 /22

C. 10.0.0.0 /23

D. 10.0.0.0 /24

Which field in an IPv4 header identifies the life span of an IP packet and is decremented by one (1) each time a router forwards the packet?

A. Destination Address

B. Service Type

C. IHL

D. Version

E. TTL

F. Source Address

You have determined that RSTP is creating problems on your network. You want to enable PortFast on your 24 port switch to rectify these problems.
Which commands will do this on all 24 ports? (Choose two)

A. AWS1 (config)#interface range fa 0/1
AWS1 (config-if-range)#spanning-tree portfast

B. AWS1 (config)# spanning-tree portfast

C. AWS1 (config)#interface range fa 0/1-24
AWS1 (config-if-range)#spanning-tree portfast

D. AWS1 (config)# spanning-tree portfast default

You are implementing a VLSM network. You are using the Class A network of 10.0.0.0/8 and need to create networks that support 254 hosts that will be used for each LAN. The tenth network that was created will be used for addressing all the point-to-point links between routers at HQ, all the point-to-point WAN links, and any point-to-point links in the branch offices.
What is the subnet ID of the second point-to-point network created?

A. 10.0.9.8/30

B. 10.0.9.2/30

C. 10.0.9.6./30

D. 10.0.9.4/30

E. 10.0.10.4/30

F. 10.0.10.2/30

Which statement is true about the addresses 172.16.0.255/23 and 172.16.1.0/23?

A. The address 172.16.0.255/23 is a directed broadcast address

B. The addresses are in different subnets

C. The address 172.16.1.0/23 is a subnet ID

D. The addresses are in the same subnet

You have configured your PC with multiple default gateways. R1 is the primary default gateway. R2 is the secondary default gateway.
What is the best action to ensure redundancy of the default gateway if R1 goes down?

A. Create an entry in the R1 routing table to route traffic to R2

B. Manually change the primary default gateway from R1 to R2

C. Ensure that you are using a First Hop Redundancy Protocol

D. Nothing, as multiple gateways have been configured

You have been asked to come up with a subnet mask that will allow all three web servers to be on the same network while providing the maximum number of subnets. Which network address and subnet mask meet this requirement?

A. 192.168.252.0 255.255.255.252

B. 192.168.252.8 255.255.255.248

C. 192.168.252.8 255.255.255.252

D. 192.168.252.16 255.255.255.240

E. 192.168.252.16 255.255.255.252

Which of the following outputs can the "show ip eigrp neigbors" command provide? (Choose four)

A. The number of EIGRP packets that the software is waiting to send

B. The address of the neighboring device

C. The order you have learned neighborships in

D. The length of time EIGRP will wait to hear from the peer before declaring it down

E. The internal and external distances

F. The maximum path, hop count, and metric variance

Which microcode is used to test the basic functionality of router hardware and determine which components are present?

A. bootstrap

B. ROM monitor

C. ROM

D. POST

E. RAM

F. NVRAM

Refer to the exhibit. At the end of an RSTP election process, which access layer switch port will assume the discarding role?

A. Switch3, port fa0/1

B. Switch3, port fa0/12

C. Switch4, port fa0/11

D. Switch4, port fa0/2

E. Switch3, port Gi0/1

F. Switch3, port Gi0/2

Which two commands can be used to verify a trunk link configuration status on a given Cisco switch interface? (Choose two)

A. show interface trunk

B. show interface interface

C. show ip interface brief

D. show interface vlan

E. show interface switchport

How does the "traceroute" command allow you to verify if you have connectivity? (Choose two)

A. It generates a list of IPv6 hops that successfully reached along the path

B. It tests the transport layer connectivity for any TCP port

C. It allows observation of the path between two hosts

D. It does the same as ARP in IPv4

What are the valid encapsulation methods when forcing a device to become a trunk port? (Choose three)

A. private-vlan

B. dot1q-tunnel

C. dot1q

D. negotiate

E. isl

You need to prevent your router from receiving and processing RIPv2 routing updates.

How can you accomplish this?

A. Create an ACL denying TCP port 520 packets and apply it outbound on the interface

B. Create an ACL denying UDP port 520 packets and apply it inbound on the interface

C. Create an ACL denying TCP port 520 packets and apply it inbound on the interface

D. Create an ACL denying UDP port 520 packets and apply it outbound on the interface

E. Enable the passive interface feature on the interface

Refer to the exhibit. Which switch provides the spanning-tree designated port role for the network segment that services the printers?

A. Switch1

B. Switch2

C. Switch3

D. Switch4

Which command enables RSTP on a switch?

A. spanning-tree uplinkfast

B. spanning-tree mode rapid-pvst

C. spanning-tree backbonefast

D. spanning-tree mode mst

How is Telnet used to verify connectivity? (Choose two)

A. It shows you the path required to reach the end device

B. To determine if you have access to a particular service on a device

C. It uses ICMP Echo requests to test connectivity

D. To verify basic connectivity to a device

How does the static default route appear in the routing table for IPv6?

A. ::/0

B. ::

C. 0:0

D. 0/::

E. 0.0.0.0/0

Which of the following is considered as a DCE device?

A. Wireless end point

B. CSU/DSU

C. Computer Terminal

D. Data Terminator

Which command is used to set your Process ID to 5 for IPv6?

A. ipv6 ospf 5

B. ipv6 router ospf 5

C. ipv6 unicast-routing 5

D. ipv6 ospfv3 5

What is the expected value under the pending routes column when verifying the EIGRP for IPv6 enabled interfaces?

A. 2.

B. 1.

C. 3.

D. 0.

Which of the following describes dynamic routing protocols? (Choose two)

A. They are configured on Layer 2 switches

B. They can choose an alternate path to a learned network when the current path no longer exists

C. They are best used in small networks

D. They are statically configured with remote networks

E. They can choose the best path to a learned network when multiple paths exist

You are working in a data center environment and are assigned the address range 10.188.31.0/23. You are asked to develop an IP addressing plan to allow the maximum number of subnets with as many as 30 hosts each. Which IP address range meets these requirements?

A. 10.188.31.0/26

B. 10.188.31.0/25

C. 10.188.31.0/28

D. 10.188.31.0/27

E. 10.188.31.0/29

You want to create an access list on R2 to permit traffic from VLAN 10 to access the Internet using HTTP. VLAN 10 has been configured to use the 10.1.1.0/26 subnet. Which commands can you use? (Choose three)

A. ip access-list WEB_TRAFFIC

B. permit tcp 10.1.1.0 0.0.0.63 any eq 80

C. access-group WEB_TRAFFIC out

D. permit tcp 10.1.1.64 0.0.0.63 any eq 80

E. permit tcp 10.1.1.0 0.0.0.31 any eq 80

You are implementing a VLSM network. You are using the Class B network of 172.16.0.0/16 and need to create 256 networks from this. The fifth network will then be subnetted into /30 networks.
What is the subnet ID of the fourth /30 network?

A. 172.16.4.12/30

B. 172.16.4.4/30

C. 172.16.4.6/30

D. 172.16.4.8/30

E. 172.16.4.14/30

F. 172.16.4.10/30

Which commands will disable DTP on an interface? (Choose two)

A. Switchport mode access

B. Switchport trunk encapsulation ISL

C. Switchport mode trunk

D. Switchport trunk encapsulation dot1q

E. Switchport nonegotiate

What is the purpose of a trunk between to switches?

A. To pass traffic for a single VLAN on multiple physical links

B. To pass traffic for multiple VLANs on a single physical link

C. To pass traffic for multiple VLANs on many different physical links

D. To pass traffic for a single VLAN on a single physical link

Which statements define the term block size? (Choose two)

A. It is determined exclusively based on the subnet mask

B. It is always a value of 8

C. It is the total number of IPv4 addresses within a subnet

D. It is the progression between subnets within a specific octet

E. It is determined based on the IPv4 address and subnet mask

F. It is always a value of 2

You have the network 192.168.5.0/24 that has been subnetted to /30 networks.
What is the subnet ID of the seventh subnet that was created?

A. 192.168.5.28/30

B. 192.168.5.16/30

C. 192.168.5.12/30

D. 192.168.5.24/30

E. 192.168.5.32/30

F. 192.168.5.20/30

Which Cisco IOS router prompt indicates that you are in Global Configuration mode?

A. Router#

B. Router(config-if)#

C. Router.

D. Router>

E. Router(config)#

The IPv6 address "2001:db8:abc:1234:0290:27ff:fe17:fc0f/64" is assigned to a device.

How was the interface portion assigned?

A. Manually, using DHCPv6

B. Dynamically, using a random generator

C. Manually by an administrator

D. Dynamically, using EUI-64

A network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port?

A. This is a 10 Mb/s switch port.

B. This is a 100 Mb/s switch port.

C. This is an Ethernet port operating at half duplex.

D. This is an Ethernet port operating at full duplex.

E. This is a port on a network interface card in a PC.

Which statements define dynamic NAT when used for private to public translations?

A. Dynamic NAT only translates public addresses matching an ACL to private addresses that are defined in a NAT pool

B. Dynamic NAT only translates private addresses matching an ACL to public addresses that are defined in a NAT pool

C. Dynamic NAT only translates private addresses that are defined in a NAT pool to public addresses matching an ACL

D. Dynamic NAT allows multiple private addresses to be translated to the same public address

Which command will assign a static link-local address to an interface?

A. ipv6 address 2001::12:1 link-local

B. ipv6 address 2001::12:1/64 link-local

C. ipv6 address 2001::12:1

D. ipv6 address fe80::12:1/64 link-local

E. ipv6 address fe80::12:1 link-local

F. ipv6 address fe80::12:1

What happens in a CHAP authentication on a serial link?

A. There is a challenge

B. Two way encryption

C. DLSAM

D. VPN Tunnel

What is the function of the command switchport trunk native vlan 999 on a Cisco Catalyst switch?

A. It creates a VLAN 999 interface.

B. It designates VLAN 999 for untagged traffic.

C. It blocks VLAN 999 traffic from passing on the trunk.

D. It designates VLAN 999 as the default for all unknown tagged traffic.

Which three of these statements regarding 802.1Q trunking are correct? (Choose three)

A. 802.1Q native VLAN frames are untagged by default.

B. 802.1Q trunking ports can also be secure ports.

C. 802.1Q trunks can use 10 Mb/s Ethernet interfaces.

D. 802.1Q trunks require full-duplex, point-to-point connectivity.

E. 802.1Q trunks should have native VLANs that are the same at both ends.

Which command will back up the current configuration in RAM to NVRAM on our Cisco IOS Catalyst switch?

A. Copy running-configuration startup-configuration

B. Copy tftp running-configuration

C. Copy startup-configuration tftp

D. Copy startup-configuration running-configuration

E. Copy tftp startup-configuration

F. Copy running-configuration tftp

G. Copy ram nvram

You have configured one side of your EtherChannel as passive.
What mode should you use on the other side?

A. Desirable

B. On

C. Auto

D. Active

Which command is used to disable CDP on an interface?

A. no lldp enable

B. no run

C. no lldp run

D. no cdp enable

E. no enable

F. no cdp run

You are configuring HSRP for VLAN 10. You want its primary default gateway to be R1 and secondary default gateway be R2.
What should you consider when configuring HSRP for R1? (Choose two)

A. Ensure that you use the same group number for all your configuration commands

B. Ensure that pre-emption is disabled

C. To ensure R1 always has priority, use the IP address of the physical interface of R1 for the virtual IP address

D. Ensure that you specify R2 has a lower priority than R1

What is the destination MAC address of a broadcast frame?

A. 00:00:0c:07:ac:01

B. ff:ff:ff:ff:ff:ff

C. 43:2e:08:00:00:0c

D. 00:00:0c:43:2e:08

E. 00:00:0c:ff:ff:ff

Cisco test CCNA 200-125

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Cisco test CCNA 200-125

While calculating your results take a moment to complete our simple survey!

How likely is it that you would recommend LearnCisco.net to a friend or colleague?

Why?

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