Ccna certification Practice Tests

B.  The connection to the computer has wiring issues.

C.  The NIC in the attached computer is going bad and needs replacement.

D.  The interface or computer is running at half-duplex.

 182.  How are MAC addresses learned and associated with the port?

A.  Destination MAC address learning

B.  Source MAC address learning

C.  Port listen/learning

D.  Frame type learning

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Chapter 1 

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  Network Fundamentals (Domain 1) 

37

 183.  In the following exhibit, what will happen if the computers on ports Fa0/1 (Computer A) 

and Fa0/4 (Computer B) are swapped?

Mac Address Table

Vlan Mac Address

Type

Ports

1

0001.6c58.486e STATIC

Fa0/1

1

0001.6c58.5606 DYNAMIC Fa0/2

1

0001.6c58.5406 DYNAMIC Fa0/4

1

0001.6c58.486e DYNAMIC Fa0/3

A.  Computer A’s frames will only be forwarded to port Fa0/1.

B.  Computer A’s frames will be forwarded to ports Fa0/1 and Fa0/4.

C.  Computer A’s frames will only be forwarded to port Fa0/4.

D.  Computer B’s frames will be forwarded to all ports.

 184.  In the following exhibit, what will happen if the computers on ports Fa0/2 (Computer A) 

and Fa0/3 (Computer B) are swapped?

Mac Address Table

Vlan Mac Address

Type

Ports

1

0001.6c58.486e STATIC

Fa0/1

1

0001.6c58.5606 DYNAMIC Fa0/2

1

0001.6c58.5406 DYNAMIC Fa0/4

1

0001.6c58.486e DYNAMIC Fa0/3

A.  Computer A’s frames will only be forwarded to port Fa0/2.

B.  Computer A’s frames will be forwarded to port Fa0/2 and Fa0/3.

C.  Computer A’s frames will only be forwarded to port Fa0/3.

D.  Computer B’s frames will be forwarded to all ports.

 185.  What is the default MAC address aging time for dynamic entries on most switches?