Question # 1

Expression (A + B ) . ( A + C ) is equal to:

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A + (B . C)

A . B + A . C

A . (B . C)

A + ( B + C)

Which is a physical device capable of strong information temporarily or permanently ?

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Cell

Computer memory

Voltage

Non voltage

At least ______ byte is required to store any piece of information in a computer's memory:

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Five

Three

One

Two

1 MB = ____ bytes:

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(1,024)⁵ bytes

(1,024) KB or (1,024)²

3000

400

1 GB = (1,024) MB or ______ bytes:

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(1,024)⁵bytes

(1,024) KB or (1,024)²

8

(1,024)³

Which number system has base 10 as it uses ten digits from 0 to 9 ?

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Decimal

Heca

Binary

Octal

Any computing hardware that is used for strong, porting and extracting data, is called a:

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Storage device

ROM

PROM

SRAM

According to _____ law there is no change in results if priority of expressions is changed:

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Associatative

Commutative

Duality

Complement

A __________ is a sentence that can either be true or false:

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Algebra

Variable

Proposition

Constant

The smallest amount of data to be stored in computer's memory is a 0 or 1 is called:

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Byte

Bit

KB

GB

Every proposition takes one of two value true or false, and these values are called:

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Algebra

Variable

Proposition

Truth values

"Is it cold outside" is:

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Boolean Proposition

Categorial Propostion

Moral Proposition

None of above

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Computer Science 9th Class English Medium Chapter 2 Online Test MCQs With Answers

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