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MCQ

Q.

In session layer, during data transfer, the data stream responsible for the "control" purpose (i.e control of the session layer itself) is

A

Regular Data

B

Typed data

C

Capability Data

D

Expedited Data

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MCQ

1.

An error-detecting code inserted as a field in a block of data to be transmitted is known as

A

Frame check sequence

B

Error detecting code

C

Checksum

D

flow control

E

None of the above

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2.

Which of the following is considered a broadband communications channel?

A

coaxial cable

B

fiber optic cable

C

microwave circuits

D

satellites systems

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All of the above

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Which of the following might be used by a company to satisfy its growing communications needs?

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front-end processor

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controller

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concentrator

E

All of the above

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4.

Which utility is an all-purpose tool for troubleshooting TCP/IP problems?

A

NBTSTAT

B

Netstat

C

PING

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Hostname

E

None of the above

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5.

You are working with a network that is 172.16.0.0 and would like to have the maximum number of hosts per subnet. This assumes support for eight subnets. What subnet mask should you use?

A

255.255.192.0

B

255.255.224.0

C

255.255.240.0

D

255.255.248.0

E

255.255.255.0

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