Chapter 1 - Pre-Assessment

Question 1

In a LAN, which of the following terms best equates to the term VLAN?
A. Collision Domain
B. Broadcast domain
C. Subnet
D. Single switch
E. Trunk

Answer 1

B. Broadcast Domain

Question 2

Imagine a switch with three configured VLANs. How many IP subnets are requires, assuming that all hosts in all VLANs want to use TCP/IP?

Answer 2

3

Question 3

Switch SW1 sends a frame to switch SW2 using 802.1Q trunking. Describe how SW1 changes or adds to the Ethernet frame before forwarding the frame to SW2.

Answer 3

Inserts a 4-byte header and does not change the MAC address.

Question 4

Imagine you are told that switch 1 is configured with the "dynamic auto" parameter for trunking on its Fa0/5 interface, which is connected to switch 2. You have to configure switch 2. What settings would allow trunking to work? (Two answers).
A. On
B. Dynamic Auto
C. Dynamic Desirable
D. Access

Answer 4

A. On

C. Dynamic Desirable

Question 5

A switch has just arrived from Cisco. The switch has never been configured with any VLANs, but VTP has been disabled. An engineer gets into configuration mode and issues the “vlan 22” command, followed by the “name Hannahs-VLAN” command. What is true? (Two answers).

Answer 5

1. VLAN 22 is listed in the output of the “show vlan brief” command
2. VLAN 22 is listed in the output of the “show running-config” command

Question 6

Which of the following commands identify switch interfaces as being trunk interfaces: interfaces that currently operate as VLAN trunks? (Two answers).
A. show interfaces
B. show interfaces switchport
C. show interfaces trunk
D. show trunks

Answer 6

B. show interfaces switchport

C. show interfaces trunk