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1. Which one of the following is a multi-user computer supporting thousands of users simultaneously and many simultaneous execution of programs?

A

Mainframe

B

Mini Computer

C

Super Computer

D

Work Station

2. Which of following output devices is used to draw picture on a paper using a pen?

A

Laser Printer

B

Inkjet Printer

C

Plotter Printer

D

Deskjet Printer

3. Which of the following is an example of Application Software?

A

MS-DOC

B

LINUX

C

Adobe Photoshop

D

UNIX

4. The base value of octal number system is

A

2

B

3

C

6

D

8

5. The binary number 10101 base 2 when converted into decimal number is

A

17

B

21

C

24

D

27

6. Identify output device among the following

A

MICR

B

OCR

C

Track Ball

D

Printer

7. In which of the following number systems only 1`s and 0`s exist?

A

Hexadecimal

B

Octal

C

Binary

D

Decimal

8. Which of the following is primary memory?

A

Pen Drive

B

Magnetic Tape

C

RAM

D

Laser Disc

9. Which of the following is the process of moving the file from one`s own computer to remote computer?

A

Monitoring

B

Uploading

C

Downloading

D

Extracting

10. Which of the following is an example for logical operations?

A

Addition of two numbers

B

Multiplication of two numbers

C

Division of two numbers

D

Comparison of two numbers

11. The access time of primary storage is

A

slower than secondary storage

B

faster than secondary storage

C

same as secondary storage

D

slower than secondary storage initially and faster after booting

12. When 1,0 are two inputs given to the AND, OR gates then the outputs respectively are

A

0, 0

B

0, 1

C

1, 0

D

1, 1

13. Which of the following email fields is used to represent the sender`s mail id?

A

To

B

CC

C

From

D

BCC

14. Which of the following is NOT an email cleint?

A

Microsoft Outlook

B

OS X Mail

C

Lotus

D

HTTP

15. Linux is a

A

Multi user operating system

B

single user operating system

C

real time operating system

D

batch processing operating system

16. Which of the following services are NOT provided by operating system?

A

Memory Management

B

People Management

C

Device Management

D

Process Management

17. Thread is a

A

Heavy weight process

B

Light weight process

C

Multi process

D

I/O process

18. The length of the register is called as

A

Word Size

B

Word Count

C

Bit

D

Byte

19. What is the extension of a plan text file?

A

txt

B

docx

C

xlsx

D

ppt

20. The term Bit stands for

A

Binary Data

B

Binary Digit

C

Base Data

D

Base Digit