Cisco Certified Network Associate 0 (ccna)

Correct Answer: C


QUESTION 25
What causes a port to be placed in the err-disabled state?

1. 
   latency
   
2. 
   nothing plugged into the port
   
3. 
   shutdown command issued on the port
   
4. 
   link flapping
   

Correct Answer: D


QUESTION 26
Which function forwards frames to ports that have a matching destination MAC address?

1. 
   frame pushing
   
2. 
   frame filtering
   
3. 
   frame flooding
   
4. 
   frame switching
   

Correct Answer: D
QUESTION 27
Refer to the exhibit.

The SW1 and SW2 Gi0/0 ports have been preconfigured. An engineer is given these requirements:

+ Allow all PCs to communicate with each other at Layer 3.

+ Configure untagged traffic to use VLAN 5.
+ Disable VLAN 1 from being used.

Which configuration set meets these requirements?

1. 
   SW1#
   

interface Gi0/1 switchport mode trunk
switchport trunk allowed vlan 5,7,9,108

interface Gi0/2 switchport mode trunk

switchport trunk allowed vlan 7,9,108

SW2#
interface Gi0/1 switchport mode trunk

switchport trunk allowed vlan 7

interface Gi0/7 switchport mode trunk

switchport trunk allowed vlan 5,7,9,108

2. 
   SW1#
   

interface Gi0/1 switchport mode trunk
switchport trunk allowed vlan 5,7,9,108 switchport trunk native vlan 5

interface Gi0/2 switchport mode access

switchport trunk allowed vlan 7,9,108

SW2#
interface Gi0/1 switchport mode access

no switchport access vlan 1 switchport access vlan 7

interface Gi0/7 switchport mode trunk

switchport trunk allowed vlan 7,9,108 switchport trunk native vlan 5

3. 
   SW1#
   

interface Gi0/1 switchport mode trunk
switchport trunk allowed vlan 5,7,9,108 switchport trunk native vlan 5

interface Gi0/2 switchport mode trunk

switchport trunk allowed vlan 5,7,9,108

SW2#
interface Gi0/1 switchport mode access switchport access vlan 7

interface Gi0/7 switchport mode trunk

switchport trunk allowed vlan 7,9,108

4. 
   SW1#
   

interface Gi0/1 switchport mode trunk
switchport trunk allowed vlan 5,7,9,108 switchport trunk native vlan 5

interface Gi0/2 switchport mode trunk

switchport trunk allowed vlan 5,7,9,108

SW2#
interface Gi0/1 switchport mode access switchport access vlan 7

interface Gi0/7 switchport mode trunk

switchport trunk allowed vlan 5,7,9,108 switchport trunk native vlan 5