Question 1

What organization (most specifically)creates Ethernet standards?

Accepted Answer

A)  IEEE 
B)  IETF 
C)  ISO 
D)  OSI

Question 2

________ is the official name for Ethernet addresses.

Accepted Answer

A)  MAC 
B)  EUI-48 
C)  both A and B 
D)  neither A nor B

Question 3

Which of the following letters may appear in EUI-48 addresses?

Accepted Answer

A)  D 
B)  H 
C)  both A and B 
D)  neither A nor B

Question 4

Having only a single possible path between devices ________.

Accepted Answer

A)  reduces switching cost 
B)  provides reliability 
C)  reduces errors 
D)  none of the above.

Question 5

The PAD field is added by the ________ if the frame is too short without it.

Accepted Answer

A)  sender 
B)  receiver 
C)  both A and B 
D)  neither A nor B

Question 6

________ fiber is being sold today.

Accepted Answer

A)  OM2 
B)  OM4 
C)  both A and B 
D)  neither A nor B

Question 7

________ links connect users to workgroup switches.

Accepted Answer

A)  Trunk 
B)  Core 
C)  Access 
D)  Workgroup

Question 8

Ethernet standards are specified at the ________ layer.

Accepted Answer

A)  physical 
B)  data link 
C)  both A and B 
D)  neither A nor B

Question 9

CAT 5e and CAT 6 wiring can carry Ethernet traffic 100 meters up to ________.

Accepted Answer

A)  10 Mbps 
B)  100 Mbps 
C)  1 Gbps 
D)  10 Gbps

Question 10

________ describe light entering a fiber's core at different angles.

Accepted Answer

A)  Co-cycle waves 
B)  Harmonics 
C)  Divergences 
D)  Different modes

Question 11

Which core diameter is used in multimode fiber.

Accepted Answer

A)  50 microns 
B)  8 microns 
C)  50 mm 
D)  8 mm

Exam 5: Ethernet 802.3switched Lans

What organization (most specifically) creates Ethernet standards?