Data Questions

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141.

The IEEE 802.11g, uses _________

A

FHSS

B

DSSS

C

OFDM

D

either (a) or (b)

Correct Answer: C

None.

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142.

The original IEEE 802.11, has a data rate of _____Mbps.

A

1

B

6

C

11

D

22

Correct Answer: A

None.

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143.

IEEE 802.11a, has a data rate of _____Mbps

A

1

B

2

C

6

D

none of the above

Correct Answer: C

None.

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144.

IEEE 802.11b, has a data rate of _____Mbps

A

1

B

2

C

5.5

D

none of the above

Correct Answer: C

None.

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145.

IEEE 802.11g, has a data rate of _____Mbps

A

1

B

2

C

11

D

22

Correct Answer: D

None.

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146.

The IEEE 802.11 wireless LANs use ________ types of frames

A

four

B

five

C

six

D

none of the above

Correct Answer: D

None.

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147.

Bluetooth is a _______ technology that connects devices (called gadgets) in a small area

A

wired LAN

B

wireless LAN

C

VLAN

D

none of the above

Correct Answer: B

None.

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148.

. A Bluetooth network is called a ________.

A

piconet

B

scatternet

C

bluenet

D

none of the above

Correct Answer: A

None.

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149.

In Bluetooth, the current data rate is ____Mbps

A

2

B

5

C

11

D

none of the above

Correct Answer: D

None.

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150.

In Bluetooth, the _______ layer is roughly equivalent to the physical layer of the Internet model.

A

radio

B

baseband

C

L2CAP

D

none of the above

Correct Answer: A

None.

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