Cisco 640-875 Online Practice Questions and Exam Preparation

Cisco 640-875 Online Questions & Answers

• Question 101:

  With IPv6, for which purpose are router solicitation and router advertisement used?

  A. Routing protocol updates
  B. Routing protocol neighbor peerings
  C. Router and prefix discovery
  D. Layer 3 to Layer 2 address resolution (similar to IPv4 ARP)
  C. Router and prefix discovery

• Question 102:

  Given the CIDR address range of 200.165.160.0 to 200.165.191.255, what is the CIDR block?

  A. 200.165.160.0/17
  B. 200.165.160.0/18
  C. 200.165.160.0/19
  D. 200.165.160.0/20
  E. 200.165.160.0/21
  C. 200.165.160.0/19

• Question 103:

  Refer to the exhibit.

  

  You want to enable these three actions:

  Enable the fa0/1 router's interface to obtain its interface IP address dynamically from a DHCP server.

  Enable the router to configure the next hop ip address of the default route automatically based on the DHCP response.

  Enable the router to act as the DHCP server for other clients connected to the router fa0/2 interface.

  Which three Cisco IOS configurations must you use? (Choose three.)

  A. ip route 0.0.0.0 0.0.0.0 fa0/1
  B. ip route 0.0.0.0 0.0.0.0 dhcp
  C. ip dhcp excluded-address 192.168.101.1!ip dhcp pool test1network 192.168.101.0 255.255.255.0default-router 192.168.101.1dns-server 200.165.200.101
  D. ip dhcp pool test2ip local pool test2 192.168.101.2 192.168.101.254default-router 192.168.101.1dns-server 200.1665.200.101
  E. int fa0/1ip address auto
  F. int fa0/1ip address dhcp
  G. int fa0/1ip helper-address dhcp
  B. ip route 0.0.0.0 0.0.0.0 dhcp
  C. ip dhcp excluded-address 192.168.101.1!ip dhcp pool test1network 192.168.101.0 255.255.255.0default-router 192.168.101.1dns-server 200.165.200.101
  F. int fa0/1ip address dhcp

• Question 104:

  A customer uses OSPF as their Customer Edge routing protocol and remote sites are reporting 10.0.0.0/8 in the routing tables. What is most likely the mis-configuration in the redistribution?

  A. Improper route summarization on CE router
  B. Incorrect network statement
  C. Incorrect K value configured
  D. Configuration missing subnets key word
  E. Stub network is sending summarized routes
  D. Configuration missing subnets key word

• Question 105:

  On a service provider network, which device functions as an aggregation point for CPE devices?

  A. a P router
  B. a CE router
  C. a PE router
  D. a CE switch
  C. a PE router

• Question 106:

  You are deploying three switches for a network that contains 20 VLANs, as follows:

  Switch A is the root for VLAN1 Switch B is the root for VLAN20 Switch C is the secondary root for VLAN 1 and VLAN 20 only

  What are two ways to configure the switches? (Choose two.)

  A. Switch A spanning-tree vlan 1 root primary Switch B spanning-tree vlan 20 root primary Switch C spanning-tree vlan 1-20 root secondary
  B. Switch A spanning-tree vlan 1 priority 4096 Switch B spanning-tree vlan 20 priority 4096 Switch C spanning-tree vlan 1 priority 12288 spanning-tree vlan 20 priority 12288
  C. Switch A spanning-tree vlan 1 priority 8192 Switch B spanning-tree vlan 20 priority 8192 Switch C spanning-tree vlan 1 priority 4096 spanning-tree vlan 20 priority 4096
  D. Switch A Spanning-tree vlan 1 root primary Switch B Spanning-tree vlan 20 root primary Switch C Spanning-tree vlan 1-20 priority 4096
  E. Switch A Spanning-tree vlan 1 root primary Switch B Spanning-tree vlan 20 root primary Switch C Spanning-tree vlan 1,20 root secondary
  B. Switch A spanning-tree vlan 1 priority 4096 Switch B spanning-tree vlan 20 priority 4096 Switch C spanning-tree vlan 1 priority 12288 spanning-tree vlan 20 priority 12288
  E. Switch A Spanning-tree vlan 1 root primary Switch B Spanning-tree vlan 20 root primary Switch C Spanning-tree vlan 1,20 root secondary

• Question 107:

  DRAG DROP

  Refer to the exhibit.

  

  Drag the ports on the left and drop them on the correct port type on the right. Not all of the left options are needed.

  Select and Place:

  

  

• Question 108:

  Refer to the exhibit.

  

  Robert is sending an instant message to Mary. The message will be broken into a series of packets that will traverse all network devices. Which four options are the MAC and IP source and destination addresses that will populate these packets as they are forwarded from Router2 to Router1? (Choose four.)

  A. source MAC = 0000.00a1.2222
  B. source MAC = 0000.000c.0123
  C. destination MAC = 0000.00a1.3333
  D. destination MAC = 0000.000c.0124
  E. source IP 10.1.2.2
  F. source IP 10.1.1.253
  G. destination IP = 10.1.3.3
  H. destination IP = 10.1.1.254
  B. source MAC = 0000.000c.0123
  D. destination MAC = 0000.000c.0124
  E. source IP 10.1.2.2
  G. destination IP = 10.1.3.3

• Question 109:

  Refer to the exhibit.

  

  Using a single Class C network of 192.168.1.0/24 and VLSM, which two options specify the number of subnets that are needed to support this network and what are the minimum sizes of the required subnets? (Choose two.)

  A. 4 subnets
  B. 6 subnets
  C. 8 subnets
  D. 26 subnets
  E. 28 subnets
  F. Two /30 subnets + one /28 subnets + one /29 subnets
  G. Four /30 subnets + two /28 subnets
  H. Six /30 subnets + two /28 subnets
  I. Twenty six /30 subnets
  J. Twenty eight /30 subnets
  B. 6 subnets
  G. Four /30 subnets + two /28 subnets

• Question 110:

  Refer to the exhibit.

  

  Which layer(s) of the TCP/IP model operates end-to-end (Host A to Host B)?

  A. Physical layer
  B. Link layer
  C. Transport and application layers
  D. Link and internet (network) layers
  E. Physical and link layers
  C. Transport and application layers