Cisco 640-875 Online Practice Questions and Exam Preparation

Cisco 640-875 Online Questions & Answers

• Question 151:

  Refer to the exhibit.

  

  Given the Class C IP network of 192.168.1.0, using VLSM, which five subnets meet the requirements in the exhibit? (Choose five.)

  A. 192.168.1.0/27
  B. 192.168.1.32/27
  C. 192.168.1.48/27
  D. 192.168.1.48/28
  E. 192.168.1.64/28
  F. 192.168.1.80/28
  G. 192.168.1.80/29
  H. 192.168.1.88/30
  I. 192.168.1.96/30
  A. 192.168.1.0/27
  B. 192.168.1.32/27
  E. 192.168.1.64/28
  F. 192.168.1.80/28
  I. 192.168.1.96/30

• Question 152:

  On Switch 5, which command would configure VLAN 5 as root?

  A. switch5#spanning-tree vlan 5 priority 0
  B. switch5(config)#spanning-tree vlan 5 priority 61440
  C. switch5(config)#spanning-tree vlan 5 root
  D. switch5(config)#spanning-tree vlan 5 priority 0
  E. switch5(config-if)#spanning-tree rootguard
  D. switch5(config)#spanning-tree vlan 5 priority 0

• Question 153:

  A network administrator set-up AAA on a new router. While the TACACS server was down for maintenance, the administrator was still unable to login with the backup password. Which keyword did the administrator leave off of the AAA configuration?

  A. The keyword local is missing from the AAA authentication login statement.
  B. The keyword local is missing from the AAA authentication exec statement.
  C. The keyword default is missing from the login authentication.
  D. The command line privilege level 0 is missing from the VTY configuration.
  B. The keyword local is missing from the AAA authentication exec statement.

• Question 154:

  An engineer wants to display the combined content of the target and running configurations without commiting the changes in a Cisco IOS XR Router. Which command accomplishes this task?

  A. show configuration
  B. show running-config sanitized
  C. show running-config
  D. show configuration merge
  D. show configuration merge

• Question 155:

  Which Cisco IOS XR command is involved in enabling remote access?

  A. RP/0/RSP0/CPU0:PE1(config)# router static
  B. RP/0/RSP0/CPU0:PE1(config)# line console 0
  C. RP/0/RSP0/CPU0:PE1(config)# vrf default
  D. RP/0/RSP0/CPU0:PE1(config)# telnet ipv4 server max-servers 20
  E. RP/0/RSP0/CPU0:PE1(config)# username CISCO password LAB
  D. RP/0/RSP0/CPU0:PE1(config)# telnet ipv4 server max-servers 20

• Question 156:

  The network administrator is using a Windows PC application that is called putty.exe for remote communication to a switch for network troubleshooting. Which two protocols could be used during this communication? (Choose two).

  A. SNMP
  B. HTTP
  C. Telnet
  D. RMON
  E. SSH
  C. Telnet
  E. SSH

• Question 157:

  Which Cisco IOS XR command displays traffic counters for an individual interface that is configured on the router?

  A. RP/0/RSP0/CPU0:PE1(config)# show bundle
  B. RP/0/RSP0/CPU0:PE1# show interfaces GigabitEthernet 0/0/0/1
  C. RP/0/RSP0/CPU0:PE1# show controllers GigabitEthernet 0/0/0/1
  D. RP/0/RSP0/CPU0:PE1(admin)# show platform
  E. RP/0/RSP0/CPU0:PE1(admin)# show hw-module fpd location all
  F. RP/0/RSP0/CPU0:PE1# show interfaces brief
  B. RP/0/RSP0/CPU0:PE1# show interfaces GigabitEthernet 0/0/0/1

• Question 158:

  Which option is enabled by default on Cisco IOS and IOS XE routers?

  A. IPv6 unicast routing
  B. IPv4 unicast routing
  C. IPv6 and IPv4 unicast routing
  D. SSH server
  E. HTTP server
  F. SSH and HTTP server
  G. AAA console login authentication
  B. IPv4 unicast routing

• Question 159:

  Refer to the exhibit.

  

  A Cisco IOS Router has the configuration that is shown in the exhibit. The Cisco IOS Router is replaced by a Cisco IOS XR device. To duplicate the IPv6 EIGRP parameters of the Cisco IOS Router, which configuration should you use on the Cisco IOS XR device?

  A. interface Loopback 0 ipv6 address 2001:db8:aaaa::1/128 ! interface gigabitEthernet 1/0/1 ipv6 enable ipv6 address 2001:db8:bbbb::1/64 ! router eigrp 100 interface loopback 0 interface gigabitethernet 1/0/1 exit commit
  B. interface Loopback 0 ipv6 address 2001:db8:aaaa::1/128 ! interface gigabitEthernet 1/0/1 ipv6 enable ipv6 address 2001:db8:bbbb::1/64 ! router eigrp 100 address-family ipv6 interface loopback 0 interface gigabitethernet 1/0/1 exit commit
  C. interface Loopback 0 ipv6 address 2001:db8:aaaa::1/128 ipv6 eigrp 100 ! interface gigabitEthernet 1/0/1 ipv6 address 2001:db8:bbbb::1/64 ipv6 router eigrp 100 ! ipv6 router eigrp 100 no shutdown exit commit
  D. interface Loopback 0 ipv6 address 2001:db8:aaaa::1/128 commit ! interface gigabitEthernet 1/0/1 ipv6 enable ipv6 address 2001:db8:bbbb::1/64 commit ! router eigrp 100 address-family ipv4 interface loopback 0 interface gigabitethernet 1/0/1 commit
  B. interface Loopback 0 ipv6 address 2001:db8:aaaa::1/128 ! interface gigabitEthernet 1/0/1 ipv6 enable ipv6 address 2001:db8:bbbb::1/64 ! router eigrp 100 address-family ipv6 interface loopback 0 interface gigabitethernet 1/0/1 exit commit

• Question 160:

  Refer to the exhibit.

  

  Host 3 on Network A is sending data to Host 8 on Network B. Which address is the default gateway of Host 3?

  A. The address of the switch interface that is connected to router interface Fa0/0
  B. The address of the switch interface that is connected to router interface Fa0/1
  C. The address of the host that is connected to Network A
  D. The address of the host that is connected to Network B
  E. The address of the router interface Fa0/0
  F. The address of the router interface Fa0/1
  E. The address of the router interface Fa0/0