Data Questions

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101.

. ________ uses two fiber-optic cables.

A

100Base-TX

B

100Base-FX

C

100Base-T4

D

none of the above

Correct Answer: B

None.

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102.

________ uses four pairs of voice-grade, or higher, twisted-pair cable.

A

100Base-TX

B

100Base-FX

C

100Base-T4

D

none of the above

Correct Answer: C

None.

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103.

Gigabit Ethernet has a data rate of ________Mbps

A

10

B

100

C

1000

D

10000

Correct Answer: C

None.

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104.

Gigabit Ethernet access methods include _______ mode.

A

half-duplex

B

full-duplex

C

both (a) and (b)

D

neither (a) nor (b)

Correct Answer: C

None.

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105.

_________ uses two optical fibers and a short-wave laser source,

A

1000Base-SX

B

1000Base-LX

C

1000Base-T

D

none of the above

Correct Answer: A

None.

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106.

_________uses two optical fibers and a long-wave laser source

A

1000Base-SX

B

1000Base-LX

C

1000Base-T

D

none of the above

Correct Answer: B

None.

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107.

__________ uses four twisted pairs.

A

1000Base-SX

B

1000Base-LX

C

1000Base-T

D

none of the above

Correct Answer: C

None.

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108.

_______ uses short-wave 850-nm multimode fiber

A

10GBase-S

B

10GBase-L

C

10GBase-E

D

none of the above

Correct Answer: A

None.

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109.

________uses long-wave 1310-nm single mode fiber

A

10GBase-S

B

10GBase-L

C

10GBase-E

D

none of the above

Correct Answer: B

None.

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110.

________ uses 1550-mm single mode fiber

A

10GBase-S

B

10GBase-L

C

10GBase-E

D

none of the above

Correct Answer: C

None.

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