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NAT I Computer Science Computer MCQs With Answers

Question # 1

The initialize expression and increment expression are contained in the loop expression in a

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While loop

For loop

Do-while loop

Mathematical while loop

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Question # 2

A binary stream is a sequence of bytes with a.....................correspondence to those on the external devices

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One-to-many

Many-to-many

Many-to-one

One-to-one

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Question # 3

Which of the following is not a function of the CPU in the computer system?

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Performing logical operation

Performing arithmetic operation

Thinking

Controlling

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Question # 4

The topology in which all nodes are connected to a central wire is called

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Bus topology

Ring topology

Star topology

Mesh topology

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Question # 5

The software that is available free of cost is called:

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Shareware

Freeware

Firmware

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Question # 6

Which of the following mode open only an existing file for both reading and writing

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"w"

"w+"

"r+"

"a+"

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Question # 7

Which of the following is correct for data in a database system?

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Inconsistent

Redundant

Integrated

Normal

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Question # 8

Which of the following function is used for scanf() function preceding the variable name used as an argument?

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Question # 9

TCP/IP was developed for use in ARPANET in

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1970

1973

1983

1993

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Question # 10

C is a

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High level language

Low level language

Assembly language

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Question # 11

A modem

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Converts analog signals into digital signals

Converts digital signals into analog signals

Connects a computer in a LAN

Both a and b above

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