Question # 1

In a half-adder circuit, the carry is generated by which operation?

Choose an answer

XOR operation

AND Operation

OR Operation

NOT Operation

The convert a decimal number to binary, we divide the numberby ......and take quotient and remainder.

Choose an answer

2

8

12

16

Pixel Stands for?

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Picture Identitiy

Picture Element

Picture Digit

None of these

Which protocol is responsible for assigning IP addresses to devices on a network?

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DNS (Domain Name system)

DHCP (Dynamic Host Configuration Protocol)

TCP (Transmission Control Protocol)

ARP (Address Resolution Protocol)

In K-map , K stand for..................?

Choose an answer

Knowldege

Karnaugh

Both a and b

None of these

the output of AND Operation is 1 only whenboth inputs are?

Choose an answer

10

0

1

00

How does utility software differe from application software?

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Utility softwarw manages hardware while application software performs specific tasks for users

Utility software is free while application software is paid

Untility software creates documents, while application software manages hardware.

Utility software perform specitiit takss for users while application software manages hardware.

Which logic gate outputs true only if both inputs are true?

Choose an answer

OR gate

AND gate

XOR gate

NOT gat

Binary Arithmetic operations.use.................?

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Addition

Subtraction

Multiplication

All of these

A Number system is the system for representation of ..............data.

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Truth

Boolean

Value

Numeric

Basic Arthemetic Operation like addition subtractio are performed by?

Choose an answer

ALU

CU

UDP

All of these

Which operator is used to assign a value to a variable ?

Choose an answer

Assignmentoperator

arithmeticoperator

logicaloperator

all of these

The conversion of program file into binary file is called:

Choose an answer

editing

compilation

linking

execution

If we want to assocate more than one statements to an if statement, then they need to be enclosed inside a.

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()

{ }

*

:

Header file is started from _______ symbol:

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#

$

&

=

Which of the following is escape sequence ?

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\n

\t

\a

all of these

scanf is a __________ in C programming language:

Choose an answer

keyboard

library

function

none of them

Which of the following is a type of operator ?

Choose an answer

assignment operator

arithmeticoperators

logicaloperators

all of these

Which operator performs division of left operand by the right operand and returns the remainder value after division ?

Choose an answer

+

%

*

.

C language was develop in:

Choose an answer

1969-1973

1990-2000

1955-60

1970-80

Selection statements within selection statements are called:

Choose an answer

if else

condition

while

nested selection structures

Which function is to desplay anything on computer screen.

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output

Input

Scanf

Print f

How many bits are carried by one line of data Bus.

Choose an answer

4

3

2

1

Which software is used to solve everyday person or business tasks.

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Opening system

System software

Application software

Device drive

To close a word file which of the following key is used

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CTRL + F6

CTRL + F4

ALT + F4

CTRL + ALT + F4

A bus having 64 lines can carry data of

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16 bit

32 bit

64 bit

8 bit

ALU performs followings action

Choose an answer

Performs logic functions

Control computer Operation

Perform Arithmetic functions

Botha a and c

All of the following may be stored in registers except

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Program instructions

Memory addresses

Data

CPU instruction set

The benefit of CAD may be summed up as:

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Accuracy

Repeatability

Speed and flexibility of production

All of the above

With plug and play, a computer can automatically

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Detect device

Configure device

A and B

None

An operating system is a;

Choose an answer

System utility

Application software

System software

Software package

An automated teller machine can be used or.

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Keeping record

Making budgets

Watching moves

Withdraw cash

________ is a storage device.

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CPU

Clock

BUS

Floppy Disk

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