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NAT I Computer Science Computer MCQs With Answers

Question # 1

Without primary key in a table data is

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Unique

Integrated

Redundant

Complete

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Question # 2

Which of the following type of file requires largest processing time?

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Sequential file

Random file

Indexed sequential file

Direct access file

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Question # 3

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 # 4

Data item is a

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Files

Small unit

Information

Record

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Question # 5

The step that performs the actions given in the instructions is called

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Fetch

Calculate

Decode

Execute

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Question # 6

The word document as it would be printed on the printer is displayed in

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Normal layout

Outline layout

Web layout

Print layout

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Question # 7

In a table cursor is moved to next field by

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Single click

Double click

Esc key

Enter key

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Question # 8

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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Question # 9

An input device that has a ball on its bottom that is rolled on a flat surface is called

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Trackball

Mouse

Touch pad

Digitizing/graphic table

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Question # 10

If we write an entire if-else construct within either the body of the if statement or the body of an else statement this is called

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Dangling else

Multiple statement with if-else

Nested 1-else

Switch statments

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Question # 11

Comma operator is also called

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Update operator

Sequential evaluation operator

Unary operator

None

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