COMPUTER Awareness Questions For All Competitive Exams

COMPUTER AWARENESS QUESTIONS 

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1. Plotter accuracy is measured in terms of repeat-ability and?

(a) Buffer Size

(b) Resolution

(c) Vertical Dimensions

(d) Intelligence

2. The number of records contained within a block of data on magnetic tape is defined by the?

(a) Block definition

(b) Record contain clause

(c) Blocking factor

(d) Record per block factor

3. Which of the following memory medium is not used as main memory system?

(a) Magnetic core

(b) Semiconductor

(c) Magnetic tape

(d) Both (a) and (b)

4. One of the main feature that distinguish microprocessors from micro-computers is?

(a) Words are usually larger in microprocessors

(b) Words are shorter in microprocessors

(c) Microprocessor does not contain I/O devices

(d) Exactly the same as the machine cycle time

5. An integrated circuit is?

(a) A complicated circuit

(b) An integrated device

(c) Much costlier than a single transistor

(d) Fabricated on a tiny silicon chip

6. The most commonly used standard data code to represent alphabetical, numerical and punctuation

characters used in electronic data processing system is called?

(a) ASCII

(b) EBCDIC

(c) BCD

d) All of above

7. CD-ROM can store upto______ MB of data.

(a) 700 MB

(b) 4000 floppy disk

(c) 320 MB

(d) Both (a) and (b

8. Which of the following is associated with error detector?

(a) Odd parity bit

(b) Even parity bit

(c) Both of the above

(d) None of above

9. Which statement is valid?

(a) 1 KB = 1024 bytes

(b) 1 MB = 2048 bytes

(c) 1 MB = 1000 bytes

(d) 1 KB = 1000 bytes

10. Which of the following is true?

(a) Fields are composed of bytes

(b) Records are composed of fields

(c) Fields are composed of characters

(d) All of the above

11. The first machine to successfully perform a long series of arithmetic and logical operations was?

(a) ENIAC

(b) Mark –I

(c) Analytic Engine

(d) UNIVAC-1

12. Who is credited with the idea of using punch cards to control patterns of a weaving machine?

(a) Pascal

(b) Hollerith

(c) Babbage

(d) Jacquard

13. Computers that are portable and convenient for users who travel are known as _______?

(a) Super Computers

(b) Laptops

(c) Mini computers

(d) File servers

14. Which was the world‟s first minicomputer and when was it introduced?

(a) PDP-I, 1958

(b) IBM System/36, 1960

(c) PDP-II, 1961

(d) VAX 11/780, 1962

15. To access a mainframe or super computer, users often use a_______?

(a) Terminal

(b) Node

(c) Desktop

(d) Hand held

16. The proper definition of a modern digital computer is?

(a) An electronic automated machine that can solve problems involving words and numbers

(b) A more sophistic and modified electronic pocket calculator

(c) Any machine that can perform mathematical operations

(d) A machine that works on binary code

17. PARAM and ANURAG are supercomputers developed in?

(a) China

(b) USSA

(c) England

(d) India

18. A modern electronic computer is a machine that is meant for?

(a) Doing quick mathematical calculations

(b) Input, storage, manipulation and outputting of data

(c) Electronic data processing

(d) Performing repetitive tasks accurately

19. Most of the commonly used personal computers/laptops do not have a command key known as

____________?

(a) Turnover

(b) Shift

(c) Alter

(d) Delete

20. Most important advantage of an IC is its

(a) Easy replacement in case of circuit failure

(b) Extremely high reliability

(c) Reduced Cost

(d) Lower power consumption

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