Please Note: Correct answers are selected for your easy understanding

1. The basic operations performed by a computers are

 Arithmetic operation

 Logical operation

 Storage and relative

 All the above

2. The earliest calculating devices are

 Abacus

 Clock

 Difference Engine

 None of these

3. The man who built the first Mechanical Calculator was

 Joseph Marie Jacquard

 John Mauchly

 Blaise Pascal

 Harward Ailken

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4. Punched cards were first introduced by

 Powers

 Pascal

 Jacquard

 Herman Hollerith

5. Computers built before the First Generation of computers were

 Mechanical

 Electro-mechanical

 Electrical

 None of these

6. Word length of a Personal Computer is ___

 4 bits

 8 bits

 16 bits

3

4

2

 64 bits

7. Size of the primary memory of a PC ranges between

 2KB to 8KB

 64KB & 256KB

 256KB & 640KB

 None of these

8. CPU speed of a personal computer is

 32 KIPS

 100 KIPS

 1 MIPS

 None of these

9. Programs are executed on the basis of a priority number in a

 Batch processing system

 Multiprogramming

1

3

2

 Time sharing

 None of these

10. Cursor is a ____

 Pixel

 Thin blinking line

 Pointing device

 None of these

11. In a high resolution mode, the number of dots in a line will usually be

 320

 640

 760

 900

12. Programs stored in ROM are called ___

 Hardware

2

2

2

 Firmware

 Software

 None of these

13. The unit KIPS is used to measure the speed of ___

 Processor

 Disk drive

 Printer

 Tape drive

14. IC are classified on the basis of ___

 Manufacturing company

 Type of computer

 Number of transistors

 None of these

15. MDR (Memory Data Register) holds the

2

1

3

 Segment number

 Address of a memory location

 Number of transistors

 None of these

16. A Compiler ____

 is a computer program

 translates a high level language into machine language

 is a part of software

 None of these

17. Computer software includes ____

 Application programs

 Operating system programs

 Packaged programs

 All of these

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18. Machine language ___

 is the language in which programs were first written

 is the only language understood by the computer

 differs from one type of computer to another

 All of these

19. Assembly language

 uses alphabetic codes in place of binary numbers used in machine language

 is the easiest language to write programs

 need not be translated into machine language

 None of these

20. A source program is

 a program written in a machine language

 a program to be translated into machine language

 a machine language translation of a program written in a

 None of these

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