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MCQ

Q.

What is the usual number of bits transmitted simultaneously in parallel data transmission used by microcomputers?

A

16

B

9

C

8

D

4

E

None of the above

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MCQ

1.

An error detecting code is which code is the remainder resulting from dividing the bits to be checked by a predetermined binary number, is known as

A

Cyclic redundancy check

B

Checksum

C

Error detecting code

D

Error rate

E

None of the above

Discussion

MCQ

2.

What are the data transmission channels available for carrying data from one location to another?

A

Narrowband

B

Voiceband

C

Broadband

D

All of the above

E

None of the above

Discussion

MCQ

3.

Many large organizations with their offices in different countries of the world connect their computers through telecommunication satellites and telephone lines. Such a communication network is called

A

LAN

B

WAN

C

ECONET

D

EITHERNET

E

None of the above

Discussion

MCQ

4.

How many OSI layers are covered in the X.25 standard?

A

two

B

three

C

seven

D

six

E

None of the above

Discussion

MCQ

5.

Which network has connectivity range up to 10 meters?

A

LAN

B

PAN

C

MAN

D

WAN

Discussion

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