Question # 1

Which number system consists of 0s and 1s ?

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Decimal

Hexa

Binary

Octal

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

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Associatative

Commutative

Duality

Complement

1 Petabyte is equal to _________:

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(1,024)⁴ bytes

(1,024)⁵bytes

(1,024)⁶bytes

(1,024)⁷bytes

In Boolean algebra 'OR' operation is denoted by:

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*

/

+

.

Which number system has base 16 ?

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Decimal

Hexa decimal

Binary

Octal

Which is an example of volatile memory ?

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RAM

ROM

Hard disk

Floppy disk

Which is an example of primary memory ?

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Floppy disk

CD - ROM

Hard disk

RAM

The binary value of the letter "A" is 01000001 and its decimal value is:

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67

66

69

65

Which table is used to show whether the statement is true or false ?

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Value table

Boolean table

Truth table

Central table

In Boolean algebra plus sign is used for _________ operation:

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OR

AND

NAND

NOT

Data to a processor is provided through:

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ROM

RAM

EPROM

EEPROM

"Is it cold outside" is:

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Boolean Proposition

Categorial Propostion

Moral Proposition

None of above

Your name is in the form of alphabets, but for a computer each alphabet has some _____ value:

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Binary

Decimal

Octal

Numeric

Number "17" is equal to ______ in binary system:

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10000

10110

10001

10100

Digital computers store data in ________ form:

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Numeric

Decimal

Octal

Binary

Which is a group of eight bits, enough space to store single ASCII character?

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Byte

KB

Bit

GB

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9th Class Computer Chapter 2 Fundamentals of Operating Systems English Medium KPK Boards Online Mcqs MCQs With Answers

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