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Q.

In digital computer, all the expressions are coded into

A

Octal digits

B

Binary digits

C

Hexadecimal digits

D

Decimal cligits

E

None of the above

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MCQ

1.

The computer code for interchange of information between terminals is

A

BCDIC

B

BCD

C

ASCII

D

None of these

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2.

Which is not necessary when using bar codes in supermarkets?

A

Point-of sale (POS) terminal

B

Check digit on the bar code

C

Price on the shelf

D

Price on the goods

E

None of the above

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3.

The most commonly used standard data code to represent alphabetical, numerical and punctuation characters used in Electronic Data Processing system is called

A

ASCII

B

EBCDII

C

BCD

D

All of the above

E

None of the above

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4.

What is Unicode?

A

Represents symbol or characters used in any langua

B

Only few languages are supported

C

Supports only few characters

D

Characters from A to Z

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5.

A code which uses more bits for each character then what is necessary is known as

A

Hollerith code

B

Gray code

C

Redundant code

D

Mnemonics

E

None of the above

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