CCNA2 Chapter 4 and 5 Quiz

Quizzes (Chapter 4&5)
 

1. What are the three layers of the switch hierarchical design model? (Choose three.)

     A. access

     B. data link

     C. core

     D. network access

     E. enterprise

     F. distribution

2. Which option correctly describes a switching method?

     A. cut-through: makes a forwarding decision after receiving the entire frame

     B. store-and-forward: forwards the frame immediately after examining its destination MAC address

     C. cut-through: provides the flexibility to support any mix of Ethernet speeds

     D. store-and-forward: ensures that the frame is free of physical and data-link errors

3. Which impact does adding a Layer 2 switch have on a network?

     A. an increase in the number of dropped frames

     B. an increase in the size of the broadcast domain

     C. an increase in the number of network collisions

     A. an increase in the size of the collision domain

4. Which function is supplied by the access layer in a three-layer network design?

     A. high-speed connectivity

     B. routing

     C. application of policies

     D. network access

     E. backbone connectivity

5. Which statement is true about broadcast and collision domains?

     A. Adding a router to a network will increase the size of the collision domain.

     B. The size of the collision domain can be reduced by adding hubs to a network.

     C. The more interfaces a router has the larger the resulting broadcast domain.

     D. Adding a switch to a network will increase the size of the broadcast domain.

6. What is the result of issuing the no switchport port-security mac-address sticky command on an interface with port security configured?​​

     A. The sticky secure MAC addresses are removed from the address table and from the running configuration.

     B. The sticky secure MAC addresses remain part of the address table but are removed from the running configuration.

     C. The static secure MAC addresses are removed from the address table and from the running configuration.

     D. The static secure MAC addresses remain part of the address table but are removed from the running configuration.

7. A network administrator has configured ​VLAN 99 as the management VLAN and has configured it with an IP address and subnet mask. The administrator issues the show interface vlan 99 command and notices that the line protocol is down. Which action can change the state of the line protocol to up?

     A. Connect a host to an interface associated with VLAN 99.

     B. Configure a default gateway.

     C. Remove all access ports from VLAN 99.

     D. Configure a transport input method on the vty lines.