Cisco 100-105 Online Practice Questions and Exam Preparation

Cisco 100-105 Online Questions & Answers

• Question 151:

  Which command can you enter in a network switch configuration so that learned mac addresses are saved in configuration as they connect?

  A. Switch(confg-if)#Switch port-security
  B. Switch(confg-if)#Switch port-security Mac-address sticky
  C. Switch(confg-if)#Switch port-security maximum 10
  D. Switch(confg-if)#Switch mode access
  B. Switch(confg-if)#Switch port-security Mac-address sticky

• Question 152:

  Which two options will help to solve the problem of a network that is suffering a broadcast storm? (Choose two.)

  A. a Layer 3 switch
  B. a hub
  C. a bridge
  D. an access point
  E. a router
  A. a Layer 3 switch
  E. a router

• Question 153:

  What does administrative distance refer to?

  A. the cost of a link between two neighboring routers
  B. the advertised cost to reach a network
  C. the cost to reach a network that is administratively set
  D. a measure of the trustworthiness of a routing information source
  D. a measure of the trustworthiness of a routing information source

• Question 154:

  Which statement about 802.1q trunking is true?

  A. It supports PVST for load balancing.
  B. The native VLAN must have the same configuration on each connected device.
  C. It can support a maximum of 1000 VLANs.
  D. It is a Cisco-proprietary technology.
  B. The native VLAN must have the same configuration on each connected device.

• Question 155:

  What will you do if you forgot the password of your router?

  A. remote connection
  B. physical connection is needed
  B. physical connection is needed

• Question 156:

  In which two ways does TCP differ from UDP? (Choose two.)

  A. TCP provides synchronized communication.
  B. TCP segments are essentially datagrams.
  C. TCP provides sequence numbering of packets.
  D. TCP uses broadcast delivery.
  E. TCP provides best effort delivery.
  A. TCP provides synchronized communication.
  C. TCP provides sequence numbering of packets.

• Question 157:

  What are two recommended ways of protecting network device configuration files from outside network security threats? (Choose two.)

  A. Allow unrestricted access to the console or VTY ports.
  B. Use a firewall to restrict access from the outside to the network devices.
  C. Always use Telnet to access the device command line because its data is automatically encrypted.
  D. Use SSH or another encrypted and authenticated transport to access device configurations.
  E. Prevent the loss of passwords by disabling password encryption.
  B. Use a firewall to restrict access from the outside to the network devices.
  D. Use SSH or another encrypted and authenticated transport to access device configurations.

• Question 158:

  After the shutdown command has been issued on the serial 0/0 interface, what will be displayed when the show interface serial 0/0 command is issued by the administrator?

  A. Serial0/0 is administratively down, line protocol is down
  B. Serial0/0 is down, line protocol is down
  C. Serial0/0 is up, line protocol is down
  D. Serial0/0 is administratively down, line protocol is administratively down
  E. Serial0/0 is up, line protocol is up
  F. Serial0/0 is down, line protocol is up
  A. Serial0/0 is administratively down, line protocol is down

• Question 159:

  What is the command to see assigned address in DHCP?

  A. show ip DHCP statistic
  B. show ip dhcp pool
  C. show ip dhcp binding
  D. show ip dhcp database
  C. show ip dhcp binding

• Question 160:

  

  

  

  

  Examine the DHCP configuration between R2 and R3; R2 is configured as the DHCP server and R3 as the client. What is the reason R3 is not receiving the IP address via DHCP?

  A. On R2, the network statement in the DHCP pool configuration is incorrectly configured.
  B. On R3, DHCP is not enabled on the interface that is connected to R2.
  C. On R2, the interface that is connected to R3 is in shutdown condition.
  D. On R3, the interface that is connected to R2 is in shutdown condition.
  B. On R3, DHCP is not enabled on the interface that is connected to R2.