Computer Science - Computer Fundamentals Part 9

1. In negative logic, the logic state 1 corresponds to

A.
negative voltage

B.
zero voltage

C.
more negative voltage

D.
lower voltage level

E.
None of the above

 Answer Option D

2. Which of the following is a part of the Central Processing Unit?

A.
Printer

B.
Keyboard

C.
) Mouse

D.
Arithmetic Logic Unit

E.
None of the above

 Answer Option D

3. The least expensive OCR units can read

A.
hand printed numbers

B.
machine printed numbers

C.
marks

D.
handwriting

E.
None of the above

 Answer Option C

4. The input unit of a computer

A.
feeds data to the CPU or memory

B.
retrieves data from CPU

C.
directs all other units

D.
All of the above

E.
None of the above

 Answer Option A

5. File specification books are created primarily for the use of

A.
systems analysts

B.
programmers

C.
operators

D.
managers

E.
None of the above

 Answer Option B

6. Which of the following is used as storage locations both in the ALU and the control section of a computer?

A. accumulator

B. register

C. adder

D. decoder

E. None of the above

 Answer Option B

7. The attribution of human form or qualities to things such as machines or computers is called

A. cybernetics

B. cybernation

C. artificial intelligence

D. anthropomorphism

E. None of the above

 Answer Option D

8. The technique designed to support the effective access of micro-filmed data is:

A. Microfiche retrieval

B. COM

C. Micrographics

D. All the above

E. None of the above

 Answer Option C

9. Which of the following persons probably has the least amount of technical knowledge?

A. User

B. Computer Operator

C. System Analyst

D. Programmer

E. Computer professional

 Answer Option A

10. What is the name of the computer terminal which gives paper printout?

A. Display screen

B. Soft copy terminal

C. Hard copy terminal

D. Plotter

E. None of the above

 Answer Option C

11. The primary advantage of key-to-tape data-entry systems is:

A. A large percentage of editing can be performed at the time of data entry

B. Key verification is easily performed

C. The tape is reusable

D. Keying errors can be detected as they occur

E. All of the above

 Answer Option C

12. An advantage of overlapped processing activities is:

A. more effective use of the CPU

B. increased processing activities for the entire system

C. better coordination of I/O activities

D. all the above

E. None of the above

 Answer Option D

13. Primary storage is _____as compared to secondary storage.

A. Slow and inexpensive

B. Fast and inexpensive

C. Fast and expensive

D. Slow and expensive

E. None of the above

 Answer Option C

14. If the processor of a computer does not have a direct and unassisted access to data items, these items are said to be

A. offline

B. remote

C. disconnected

D. detached

E. None of the above

 Answer Option A

15. A microprocessor integrates the arithmetic logic and control circuitry of a computer into one chip. The first microprocessor was built by a group of engineers at the Intel Corpn. Can you tell who headed this group?

A. Victor Poor

B. Stan Mazor

C. Marcian E. (Ted) Hoff

D. Seymour Cray

E. None of the above

 Answer Option C

16. In the IBM PC-AT, what do the words AT stand for?

A. Additional terminals

B. Advance technology

C. Applied technology

D. Advanced terminology

E. None of the above

 Answer Option B

17. The punched card used in the IBM System/3 contains

A. 80 columns

B. 120 columns

C. 96 columns

D. 126 columns

E. None of the above

 Answer Option C

18. Which of the following is associated with networks?

A. Download, node

B. Star topology

C. Point-to-Point

D. Both (a) and (b)

E. None of the above

 Answer Option D

19. Which was the first computer to use transistors instead of vacuum tubes?

A. Intel-650

B. Burroughs E-101

C. Datamatic-1000

D. IBM-1401

E. None of the above

 Answer Option D

20. A CPU's processing power is measured in:

A. IPS

B. CIPS

C. MIPS

D. nano-seconds

E. None of the above

 Answer Option C

21. The binary equivalent of the Hexadecimal number 7BD is

A. 11110111101

B. 111010111101

C. 101110111101

D. All of the above

E. None of the above

 Answer Option A

22. Which of the following is non-impact printer?

A. Drum printer

B. Line printer

C. Chain printer

D. Laser printer

E. None of the above

 Answer Option D

23. In which year was the PC voted 'The Machine of the Year's by the American Time magazine?

A. 1970

B. 1975

C. 1983

D. 1987

E. None of the above

 Answer Option C

24. When used with I/O devices, the term intelligent implies

A. a color output capability

B. speech processing capability

C. high speed printing capability

D. feature to support offline and online tasks

E. None of the above

 Answer Option D

25. A prefix for billion which is equal to _____ is called as billi.

A. 100

B. 10000

C. 1000

D. 10

E. None of the above

 Answer Option D

26. The operation of a digital computer is based on _____ principle.

A. counting

B. measuring

C. electronic

D. logical

E. None of the above

 Answer Option A

27. Which of the following Indian companies designs and manufactures super- computers?

A. C-DOT

B. C-DAC

C. CMC

D. All of the above

E. None of the above

 Answer Option B

28. Which of the following memories needs refresh?

A. SRAM

B. DRAM

C. ROM

D. All of the above

E. None of the above

 Answer Option B

29. Which of the following is not a sequence storage device?

A. Magnetic disk

B. Magnetic tape

C. Paper tape

D. All of the above

E. None of the above

 Answer Option A

30. The computers that we use are digital whereas we live in an analog world which means that we have to translate analog data into digital data. What is the name of the circuit which helps us in this conversion?

A. D/A converter

B. A/D converter

C. Voice recognition

D. Adapter

E. None of the above

 Answer Option B

31. Which of the following statements best describes the batch method of input?

A. Data is processed as soon as it is input

B. Data is input at the time it is collected

C. Data is collected in the form of source documents, placed into groups, and then input to the computer

D. Source documents aren't used

E. None of the above

 Answer Option C

32. What is the name of the memory card which is conceptually related to the smart card but is similar to the video disk?

A. Laser card

B. Master card

C. Visa

D. Optical card

E. None of the above

 Answer Option A

33. In 1830, Charles Babbage disigned a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibited?

A. 1820

B. 1860

C. 1855

D. 1870

E. None of the above

 Answer Option C

34. Which of the following is used to check for errors in RAM chips?

A. ROM chip

B. Microprocessor chip

C. Parity chip

D. EPROM chip

E. None of the above

 Answer Option C

35. Which of the following is not an alternative name for primary memory?

A. Main memory

B. Primary storage

C. Internal storage

D. Mass storage

E. None of the above

 Answer Option D

36. The first movie with terrific computer animation and graphics was released in 1982. What was its name?

A. Star Wars

B. Tron

C. Forbidden Planet

D. Dark Star

E. None of the above

 Answer Option B

37. Which of the following isn't used in the storage phase of a computer-based information system?

A. Magnetic

B. Keyboard

C. Diskette

D. Hard disk

E. None of the above

 Answer Option B

38. While buying a PC system, you should first

A. shop for application programs

B. identify your hardware components

C. define your computing needs

D. call for tenders

E. None of the above

 Answer Option C

39. An AND gate

A. implements logic addition

B. is equivalent to a series switching circuit

C. is an any-or all gate

D. is equivalent to a parallel switching circuit

E. None of the above

 Answer Option B

40. Which of the following is true?

A. Fields are composed of bytes

B. Files are composed of records

C. Fields are composed of characters

D. Records are composed of fields

E. All of the above

 Answer Option E

41. CD-ROM is a

A. Semiconductor memory

B. Memory register

C. Magnetic memory

D. All of the above

E. None of the above

 Answer Option E

42. A modern digital computer has

A. extremely high speed

B. large memory

C. almost unlimited accuracy

D. All of the above

E. None of the above

 Answer Option D

43. The disk concept for reducing time lost from rotational delay is:

A. fixed block addressing

B. cylinder, track, sector data

C. staggered addressing

D. graduated block identification

E. None of the above

 Answer Option C

44. What is meant by computer literacy?

A. Knowing what a computer can and cannot do

B. Ability to write computer programs

C. Knowing computer related vocabulary

D. Ability to assemble computers

E. None of the above

 Answer Option A

45. Data System management has long-term viability as a separate business function because

A. It requires much technical knowledge

B. It requires large investments

C. Specialists in data systems cannot be integrated into a marketing or manufacturing organization

D. An integrated database accessible to all requires independent management

E. None of the above

 Answer Option D

46. Pick out the wrong statement.

A. Information stored in RAM can be changed by over writing it

B. Information stored in ROM cannot be changed by overwriting

C. Information can be stored in any location of RAM

D. Computer main memory can be accessed only sequentially

E. None of the above

 Answer Option D

47. Everything computer does is controlled by its

A. RAM

B. ROM

C. CPU

D. Storage devices

E. None of the above

 Answer Option C

48. Which of the following is a non-impact printer?

A. Daisy wheel printer

B. Drum printer

C. Laser printer

D. All of the above

E. None of the above

 Answer Option C

49. In virtual storage, program segments stored on disk during processing are called:

A. tracks

B. blocks

C. pages

D. sectors

E. None of the above

 Answer Option C