Question # 1

If an entity is connected to many other entities then the relationship is called

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One to one relationship

One to many relationship

Many to many relationship

Bubble Chart

Cellular (mobile) phones systems are often

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LANs

MANs

WANs

None of the above

This is not a computer virus

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Norton

Chernobyl

Redlof

All are computer virus

The method in which unauthorized access is prevented by providing a key,badge,token or a plastic card to authorized users is called

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What you have

What you know

What you do

What you are

From database data is accessed through

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Queries

Function

Reports

Information

The for loop contains the

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Initialize expression

Test expression

Increment expression

All the above

Comma operator is also called

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Update operator

Sequential evaluation operator

Unary operator

None

Video graphics card determines

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The number of colors that can be displayed

Speed with which images appear

Display

All of the above

In b = 6.6/a+(2*a+(3*c)/a*d)/(2/n): which operation will be performed first

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6.6/a

2*a

3 * c

2 /n

Which of the following statements is correct?

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A virus may destroy hardware

A virus cannot read Pin code or Credit card number

A virus may make resources unavailable to the users

None of the above

DBA is a

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Programmar

Database user

Database manager

Client

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NAT I Computer Science Computer MCQs With Answers

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