Question # 1

The maximum width of a C variable name can be

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6 Characters

8 Characters

10 Characters

20 Characters

Which of the following data model is more flexible?

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Network data model

Hierarchical data model

Relational data model

Object data model

Some compilers allow variable names whose length could be up to

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1 to 20 Characters

1 to 40 characters

1 to 60 characters

1 to 80 characters

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

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Perform logical operation

Perform arithmetic operation

Control input/output devices

Think

An entity related to itself in an ERD model refers to

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Recursive relationship

One-to-many relationship

Many-to-many relationship

One-to-one relationship

To enter the same data into current record

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Ctrl + '

Ctrl+ "

Ctrl + :

Ctrl + ;

Data and programs that are not being executed by the computer are stored in

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Cache memory

Main memory

Hard disk

Printer

The output of a query is the form of

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Table

Reports

Files

Forms

Which of the following layers in OSI model routes data from sender to receiver?

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Transport layer

Application layer

Physical layer

Network layer

How many types of relationship are

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2

3

4

5

Expression 1? Expression 2: Expression 3; If the expression! is true then which of the following is correct?

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The value returned will be expression!

The value returned will be expression 2

The value returned will be expression 3

No value return

Assuming 8 bit for data, 1 bit for parity, 1 start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit is

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10 CPS

120 CPS

12 CPS

None of these

Signal produced by the computer to be sent over telephone lines must be converted to

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Modern

Analog signals

Digital signals

Microwave

Each individual member of a column is called

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Information

Record

Field

Data file

In order to open the edit menu in the excel menu bar, which of the following shortcut key is used

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Alt+E

Alt+D

Alt+I

Alt+T

The function = SQRT(25) will return which of the following value

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16

8

5

2

You can see the applied formatting style for text in a document by clicking

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F1

Alt+F1

Ctrl+F1

Shift+F1

The sixth tab in the properties window of the desktop is

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Appearance

Effects

Web

Settings

Transmission of computerized data from another one location to another is called

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Data transfer

Data flow

Data communication

Data mangement

The widely used code in data communication is

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A bit ASCII

7 bit ASCII

EBCDIC

None of these

Which of the following is not an element of data communication

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Sender

Hertz

Received

Transmission medium

In order to open the view menu in the word menu bar which of the following shortcut key is used

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Alt+V

Alt+I

Alt+E

Alt+W

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