Question # 1

How many components are present in data base?

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Two

Three

Four

FIve

The unit that executes program instructions is called

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RAM

ROM

Control camera

Central processing unit

A token ring network

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Uses ring topology

USes token passing

Can operate at 4 Mbps using UTP cable

All of the above

A system in which data can be received and sent simultaneously is called

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Simplex

Half duplex

Full-duplex

Multi-duplex

The major reason to use a word processor like MS-Word is that you

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Don't have to retype the document to make changes

Can integrate pictures and text in a document

Can format text using different font faces and sizes

All of the above

The wildcard______sal[ei]ma,

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Saleema

Salima

Both a and b

None of them

Without primary key in a table data is

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Unique

Integrated

Redundant

Complete

In a relational database a single piece of information is called

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Field

Record

Entity

Attribute

To open help window you will:

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Select help from start menu

Press F1 key anywhere on the Desktop

A or B

Which of the following function allows us to enter the data from the keyboard

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Printf()

Scanf()

Getch()

Getche()

Primary key is used

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To short the data speedy

Searching is speeded up

Not allows duplicate entities

All of the above

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