Question # 1

Local Area networks do not use

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Twisted wire pairs

Telephone

Coaxial cable

Fiber-optic cable

In ERD model the relationship between two entities is represented by a

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Diamond symbol

Rectangular box

Oval symbol

Line

The method by way of which we can repeat a part of program is

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Using a for statement

Using a do-while statement

Using a while statement

Using a if-then-else statement

Void occupy how many bytes in memory?

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Zero

One

Two

Four

In 3NF which form of dependency is removed?

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Functional

Non-functional

Associative

Transitive

a+=b is equivalent to

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b+=a

a = + b

a= a +b

b= b +a

Data item is a

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Files

Small unit

Information

Record

A spare copy of data on a secondary storage is called

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Store

Backup

Reference

None of the above

Which of the following is not a protocol

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Ethernet

Token ring

FDDI

None of the above

An attribute corresponds to a

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Record

Cardinality

Row

Column

Which of the following object of database is used to retrieve data from database?

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Queries

Forms

Reports

Tables

More Classes

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Computer General Science Test Hard Mode MCQs With Answers

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