Computer Science - Computer Fundamentals Part 11

1. The input and output devices are located away from the central computer facility in which particular type of processing.

A.
Time sharing

B.
Batch processing

C.
Interactive mode

D.
Real time processing

E.
None of the above

 Answer Option B

2. Which is a swapping device is used to hold the images of pages in main memory.

A.
Plex

B.
Paging drum

C.
Card punch

D.
Optical mark reader

E.
None of the above

 Answer Option B

3. A section of code that may only be executed by one process at any one time is

A.
CPM

B.
Critical resource

C.
Critical region

D.
Gray code

E.
None of the above

 Answer Option C

4. The latest PC keyboards use a circuit that senses the movement by the change in its capacitance. What are these keyboards called?

A.
Capacitance keyboards

B.
Mechanical keyboards

C.
Qwerty keyboards

D.
Dvorak keyboards

E.
None of the above

 Answer Option A

5. A step-by-step procedure used to solve a problem is called

A.
Operating system

B.
Algorithm

C.
Application program

D.
All of the above

E.
None of the above

 Answer Option B

6. Which memory is nonvolatile and may be written only once?

A. RAM

B. EE-ROM

C. RAM

D. PROM

E. None of the above

 Answer Option D

7. A random-access data storage device which gives rapid access to data is

A. Magnetic tape

B. Punched card

C. Disk storage unit

D. Buffer

E. None of the above

 Answer Option C

8. A card on the top of pack of cards containing information about the cards in the pack is

A. Punched card

B. Card punch

C. Reader card

D. Punched paper tape

E. None of the above

 Answer Option C

9. Which term is used to describe RAM?

A. Dynamic RAM (DRAM)

B. Static RAM (SRAM)

C. Video RAM (VRAM)

D. All of the above

E. None of the above

 Answer Option D

10. A type of core store that has a lower access time than the devices used for working store in the same processor is known as

A. core memory

B. buffer

C. fast core

D. address register

E. None of the above

 Answer Option C

11. What is the alternative name for a diskette?

A. Floppy disk

B. Hard disk

C. Flexible disk

D. Winchester disk

E. None of the above

 Answer Option A

12. Conversion of a hexadecimal number 4E16 to binary number is

A. 10011012

B. 10011102

C. 11011002

D. 1101112

E. None of the above

 Answer Option B

13. A device that transmits messages in verbal form is

A. Audit trail

B. Card punch

C. Audio response unit

D. Magnetic tape

E. None of the above

 Answer Option C

14. A standard tape recorder used to save or load computer information is known as

A. Magnetic tape

B. Cassette drive

C. Punched paper tape

D. Card punch

E. None of the above

 Answer Option B

15. Which of the following functional components of a computer is responsible for the transient or temporary storage used by the CPU?

A. Input

B. Output

C. CPU .

D. Memory

E. Storage

 Answer Option D

16. The output quality of a printer is measured by

A. Dots per inch

B. Dots per line

C. Dots printed per unit time

D. All of the above

E. None of the above

 Answer Option A

17. A device that converts one type of signal into another is called

A. Modem

B. Transducer

C. Punched paper tape

D. Punched card

E. None of the above

 Answer Option B

18. Which method is of reading the characters & providing input to a computer.

A. Optical character reader

B. Punched paper tape

C. Card punch

D. Magnetic ink character

E. None of the above

 Answer Option A

19. Which facilitates data processing capabilities at the location of the end-user.

A. DTP

B. EDT

C. DDP

D. FAX

E. None of the above

 Answer Option C

20. The memory which is programmed at the time it is manufactured

A. ROM

B. RAM

C. PROM

D. EPROM

E. None of the above

 Answer Option A

21. When was the world's first laptop computer introduced in the market and by whom?

A. Hewlett-Packard, 1980

B. Epson, 1981

C. Laplink Travelling Software Inc, 1982.

D. Tandy Model-200, 1985

E. None of the above

 Answer Option B

22. Example of non-numerical data is

A. Employee address

B. Examination score

C. Bank balance

D. All of the above

E. None of the above

 Answer Option A

23. Which selection below best describes the term data processing?

A. The collection of information or data

B. The distribution of information or data

C. The manipulation of information or data

D. The storage of information or data

E. None of the above

 Answer Option C

24. A device that both transmits and receives data, is

A. Transducer

B. Trapdoor

C. Translator

D. Transceiver

E. None of the above

 Answer Option D

25. An automatic machine that performs routine seemingly human tasks is

A. KIPS

B. AI

C. PL

D. Robot

E. None of the above

 Answer Option D

26. IBM 7000 digital computer

A. belongs to second generation

B. uses VLSI

C. employs semi conductor memory

D. has modular construction

E. None of the above

 Answer Option D

27. The IC was invented at Texas instruments in year 1958 by

A. Jaik Kilby

B. Clive Sinclair

C. John Napier

D. Steve Wozniak

E. Herman Hollerith

 Answer Option A

28. The personnel which deal with the computer and its management put together is known as

A. Firm ware

B. Human ware

C. Software

D. Hardware

E. None of the above

 Answer Option B

29. A path linking 2 hardware or telecommunication units down which data and control signals can be transmitted is

A. Modulation

B. Demodulation

C. Channel

D. Signalling

E. None of the above

 Answer Option C

30. The unit of hardware an operator uses to monitor computer processing is the:

A. Card reader

B. CPU

C. Line printer

D. Console

E. None of the above

 Answer Option D

31. A framework in which circuit boards can he mounted is

A. Switch circuit

B. Chip

C. Card cage

D. Bar code

E. None of the above

 Answer Option C

32. What is the minimum number of operations required, for a microprocessor with 8 data pins, to read a 32-bit word?

A. 1

B. 2

C. 4

D. 8

E. None of the above

 Answer Option C

33. The main purpose of the off line device is

A. To reduce the no.of operator errors in recording data

B. To save computer time

C. To save floor space in the computer centre

D. All of the above

E. None of the above

 Answer Option B

34. The accuracy of the floating point numbers representable in two 16 bit words of a computer is approximately

A. 16 digits

B. 6 digits

C. 4 digits

D. All of the above

E. None of the above

 Answer Option B

35. Which of the following is a special purpose language used to describe to a computer's operating system.

A. LOGO

B. APL

C. ICL

D. CORAL

E. None of the above

 Answer Option C

36. Which of the following languages is the most widely used?

A. PL/1

B. BASIC

C. FORTRAN

D. PASCAL

E. None of the above

 Answer Option C

37. How many addresses are required for 25 x 40 video RAM?

A. 2000

B. 1920

C. 1000

D. 2000

E. None of the above

 Answer Option C

38. Which of the following isn't a type of computer facility?

A. decentralized

B. centralized

C. de-distributed

D. distributed

E. None of the above

 Answer Option C

39. Which protocol has been standardised by the International Standards Organisation.

A. ISAM

B. ISO

C. LISP

D. CALL

E. None of the above

 Answer Option B

40. Which of the following is the largest and most powerful computer manufacture in the world

A. IBM

B. Intel

C. Novel

D. Microsoft

E. None of the above

 Answer Option A

41. Which 8-bit chip was used in many of Tandy's TRS-80 computers?

A. Z-8000

B. Motorola 6809

C. Z-8088

D. Z-80

E. None of the above

 Answer Option D

42. Conversion of binary number 1011102 to octal is

A. 358

B. 468

C. 568

D. 508

E. None of the above

 Answer Option C

43. A symbol that modifies an action is known as

A. Compiler

B. Modifier

C. Interpreter

D. Mod

E. None of the above

 Answer Option B

44. The first computer used to store a program

A. EDSAC

B. ENIAC

C. EDVAC

D. ACE

E. None of the above

 Answer Option A

45. RAM is also known as

A. Read-only memory

B. Programmable read-only memory

C. Read/Write memory

D. Erasable programmable read-only memory

E. None of the above

 Answer Option C

46. Which of the following statements is false?

A. Secondary storage is nonvolatile

B. Primary storage is volatile

C. Secondary storage contains data for immediate processing

D. When the computer is turned off, data and instructions stored in primary storage are erased

E. All of the above

 Answer Option C

47. Hardware _____ memory is seldom used in modern computers.

A. ROM

B. RAM

C. LIFO

D. PROM

E. None of the above

 Answer Option C

48. Which language was created by Charles H. Moore at National Radio Astronomy Observatory.

A. BASIC

B. FORTH

C. dBASE

D. COBOL

E. None of the above

 Answer Option B

49. An IC contains 50 gates each of which consists of 6 components. Its belong to

A. VLSI

B. LSI

C. MSI

D. SSI

E. None of the above

 Answer Option C

50. Which gate only sends one through if neither of its terminals receives a pulse.

A. NOT

B. NOR

C. OR

D. NAND

E. None of the above

 Answer Option B