Computer Science - Computer Fundamentals Part 7

1. A typical modern computer uses

A.
LSI chips

B.
Vacuum tubes

C.
Valves

D.
All the above

E.
None of the above

 Answer Option A

2. ENIAC (Electronic Numerical Integrator and Calculator) had huge advantage over Mark I because it used electronic valves in place of the electromagnetic switches. In the beginning, ENIAC was used for calculating the path of artillery shells. For which other was weapon design was it utilized?

A.
hydrogen bomb

B.
atom bomb

C.
agnimissile

D.
fighter aircraft

E.
None of the above

 Answer Option A

3. Who was the father of Punched Card Processing?

A.
J Presper Eckert

B.
Charles Babbage

C.
Dr. Herman Hollerith

D.
Blaise Pascal

E.
None of the above

 Answer Option C

4. When did Hewlett-Packard Inc. Introduce its first HP-110 laptop computer?

A.
1984

B.
1986

C.
1990

D.
1995

E.
None of the above

 Answer Option A

5. The computer program language which is widely used in computer science and engineering and also in business is

A.
COBOL

B.
FORTRAN

C.
PASCAL

D.
LISP

E.
None of the above

 Answer Option C

6. A 'number crunching' computer is one that can handle

A. large spreadsheets

B. large alphanumeric data

C. large volume of numbers

D. only numbers

E. None of the above

 Answer Option C

7. The barcode which is used on all types of items, is read by a scanning device directly into the computer. What is the name of this scanning device?

A. Laser scanner

B. Wand

C. OCR

D. MICR

E. None of the above

 Answer Option A

8. A processing unit that coordinates networks and data communication is known as

A. Control unit

B. Communications processor

C. Register unit

D. CPU

E. None of the above

 Answer Option B

9. A type of line printer that uses an embossed steel band to form the letters printed on the paper is

A. Golf ball printer

B. Dot-matrix printer

C. Laser printer

D. Band printer

E. None of the above

 Answer Option D

10. Which memory system is not as a mass memory medium?

A. semiconductor memory

B. magnetic tape

C. magnetic disk

D. magnetic drum

E. None of the above

 Answer Option A

11. Different components on the motherboard of a PC processor unit are linked together by sets of parallel electrical conducting lines. What are these lines called?

A. Conductors

B. Buses

C. Connectors

D. Connectively

E. None of the above

 Answer Option B

12. The terminal device that functions as a cash register, computer terminal, and OCR reader is the:

A. Data collection terminal

B. OCR register terminal

C. Video display terminal

D. POS terminal

E. None of the above

 Answer Option D

13. The general range of speed in revolutions per minute (rpm) at which floppy disks rotate is

A. 2400-4700

B. 390-600

C. 150-250

D. 300-600

E. None of the above

 Answer Option C

14. Which of the following typically uses a keyboard for input?

A. desktop terminal

B. point-of-sale terminal

C. financial transaction terminal

D. executive workstation

E. All of the above

 Answer Option E

15. The first microprocessor built by the Intel Corpn. was called

A. 8008

B. 8080

C. 4004

D. 8800

E. None of the above

 Answer Option C

16. The microelectronics is the technology of

A. microwaves

B. microcomputers

C. chips

D. automatic processing

E. None of the above

 Answer Option C

17. Who developed the first personal computer spreadsheet package called Visicalc?

A. Niklaus Wirth

B. Dan Bricklin

C. Bob Frankston

D. both (b) and (c)

E. None of the above

 Answer Option D

18. When was the X Window System born?

A. 1984

B. 1989

C. 1988

D. 1990

E. None of the above

 Answer Option A

19. A double sided magnetic disk pack has six disks. Can you tell how many surfaces of this pack are normally used?

A. 10

B. 12

C. 6

D. 9

E. None of the above

 Answer Option A

20. The Santa Clara Valley, California is popularly known as Silicon Valley of America because

A. huge deposits of silicon are found there

B. many silicon chip manufacturing firms are located there

C. Santa Claus visits it every Christmas

D. it is full of large grain sand

E. None of the above

 Answer Option B

21. Which of the following professions has not been affected by personal computers?

A. medical

B. clerical

C. accounting

D. law

E. None of the above

 Answer Option E

22. What is the name given to the 8-bit unit used for coding data?

A. block of characters

B. byte

C. word

D. K

E. None of the above

 Answer Option B

23. What technology is used for flat panel displays?

A. Solid state

B. RBG monitor

C. VLSI

D. Direct view storage tube

E. None of the above

 Answer Option A

24. What is meant by the term RAM?

A. Memory which can only be read

B. Memory which can be both^read and written to

C. Memory which is used for permanent storage

D. Memory which can only be written to

E. None of the above

 Answer Option B

25. Magnetic tape can serve as :

A. secondary-storage media

B. output media

C. input media

D. All of the above

E. None of the above

 Answer Option D

26. Conversion of hexadecimal number 1D7F16 to a decimal number is

A. 755110

B. 877110

C. 555710

D. 778110

E. None of the above

 Answer Option A

27. Microfilm reader is a

A. OCR device

B. COM device

C. MICR device

D. None of the above

E. All of the above

 Answer Option B

28. In magnetic disks, data is organized on the platter in a concentric sets of rings called

A. sector

B. track

C. head

D. block

E. None of the above

 Answer Option B

29. The data recording area between the blank gaps on magnetic tape is called a/ an:

A. Record

B. Block

C. Field

D. Database

E. None of the above

 Answer Option B

30. Personal computers use a number of chips mounted on a main circuit board. What is the common name for such boards?

A. Daughterboard

B. Motherboard

C. Fatherboard

D. Breadboard

E. None of the above

 Answer Option B

31. Which term is not used to describe the memory component of a computer?

A. ROM

B. PROM

C. RAM

D. SAM

E. None of the above

 Answer Option D

32. Who coordinates the sequencing of events within the central processor of a computer?

A. Logic unit

B. Arithmetic unit

C. Register

D. Control unit

E. None of the above

 Answer Option D

33. What type of computer programming is used for airplane ticket reservation system?

A. Multi programming

B. Real time programming

C. Time sharing

D. Batch programming

E. None of the above

 Answer Option B

34. The output of a 2 input OR gate is 0 only when its

A. both inputs are 0

B. either input is 1

C. both inputs are 1

D. either input is 0

E. None of the above

 Answer Option A

35. A high quality CAD system uses the following for printing drawing and graphs

A. Dot matrix printer

B. Digital plotter

C. Line printer

D. All of the above

E. None of the above

 Answer Option B

36. A printed document reader which scans the characters and then encodes them in a computer-compatible code for direct transmission to the computer is called

A. Optical character reader

B. Kurzweil Data Entry Machine (KDEM)

C. MICR

D. Laser scanner

E. None of the above

 Answer Option B

37. The equipment with which the computer talks to its users is called a

A. word processor

B. peripheral

C. software

D. diskette

E. None of the above

 Answer Option B

38. In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of a register?

A. Absolute mode

B. Indirect mode

C. Immediate mode

D. Index mode

E. None of the above

 Answer Option D

39. The term gigabyte refers to

A. 1024 bytes

B. 1024 kilobytes

C. 1024 megabytes

D. 1024 gigabytes

E. None of the above

 Answer Option C

40. The CPU chip used in a computer is partially made out of

A. silica

B. carbon

C. copper

D. gold

E. silver

 Answer Option A

41. Which of the following best describes a computer-based information system?

A. A system in which a computer is used to turn data into information

B. Inputting data

C. Processing data

D. Performing complex mathematical calculations

E. Data is put into the computer for processing

 Answer Option A

42. Accessing records from a file directly without searching from the beginning of the file is

A. Time sharing

B. Random

C. Direct access

D. Access time

E. None of the above

 Answer Option C

43. EBCDIC can code up to how many different characters?

A. 8

B. 16

C. 32

D. 64

E. 256

 Answer Option E

44. When did IBM close the last of its punched card manufacturing plant?

A. June, 1989

B. December, 1984

C. March, 1982

D. November, 1979

E. None of the above

 Answer Option B

45. The monitor of a computer is connected to it by a

A. Wire

B. Cable

C. Bus

D. Line driver

E. Modem

 Answer Option B

46. In a punched card system, data is processed by a

A. keypunch machine, sorter, and posting machine

B. accounting machine, posting machine, and billing machine

C. sorter, posting machine, and billing machine

D. accounting machine, keypunch machine, and sorter

E. None of the above

 Answer Option D

47. A single bus structure is primarily found in

A. Main frames

B. Super computers

C. High performance machines

D. Mini-and micro-computers

E. None of the above

 Answer Option D

48. What is the highest address possible if 16 bits are used for each address?

A. 65536

B. 12868

C. 16556

D. 643897

E. None of the above

 Answer Option A

49. An integrated circuit is

A. a complicated circuit

B. an integrating device

C. much costlier than a single transistor

D. fabricated on a tiny silicon chip

E. None of the above

 Answer Option D

50. Which of the following memories contains a thin film of magnetic material sandwitched between two permanent bias magnets?

A. ROM

B. Magnetic disk

C. Core memory

D. Bubble memory

E. None of the above

 Answer Option C