Computer Science - Computer Fundamentals Part 3

1. As compared to diskettes, the hard disks are

A.
more expensive

B.
more portable

C.
less rigid

D.
slowly accessed

E.
None of the above

 Answer Option A

2. What is the name given to the molecular-scale computer?

A.
Femtocomputer

B.
Nanocomputer

C.
Supercomputer

D.
Microcomputer

E.
None of the above

 Answer Option B

3. Who is considered the 'father' of the minicomputer and one of the founder fathers of the modern computer industry world-wide?

A.
George Tate

B.
Kenneth H. Olsen

C.
Seymour Cray

D.
Basic Pascal

E.
None of the above

 Answer Option B

4. The first microprocessors produced by Intel Corpn. and Texas Instruments were used primarily to control small

A.
microwave ovens

B.
washing machines

C.
calculators

D.
personal computers

E.
robotics

 Answer Option C

5. Which printer uses a combination of laser-beam & electro photographic techniques.

A.
Laser printers

B.
Dot-Matrix

C.
Line printer

D.
Daisy wheel

E.
None of the above

 Answer Option A

6. A billionth of a second is defined as a:

A. millisecond

B. microsecond

C. nanosecond

D. picoseconds

E. None of the above

 Answer Option C

7. Which of the following is not currently a topic in computer science?

A. Speech recognition

B. Artificial intelligence

C. Thermodynamics

D. Multiprocessing

E. None of the above

 Answer Option C

8. Where have the program and data to be located before the ALU and control unit of a computer can operate on it?

A. Internal memory

B. Secondary memory

C. Microprocessor

D. Magnetic tapes

E. None of the above

 Answer Option A

9. When was Apple Macintosh II microcomputer introduced in the market?

A. 1964

B. 1970

C. 1983

D. 1986

E. None of the above

 Answer Option C

10. Control Unit of a digital computer is often called the

A. Clock

B. Nerve center

C. ICs

D. All of the above

E. None of the above

 Answer Option B

11. The unit of a computer system that executes program, communicates with and often controls the operation of other subsystems of the computer is known as

A. CPU

B. Control Unit

C. I/O unit

D. Peripheral unit

E. None of the above

 Answer Option A

12. Human beings are referred to as Homosapiens. Which device is called Silico sapiens?

A. Monitor

B. Hardware

C. Robot

D. Computer

E. None of the above

 Answer Option D

13. Which access method is used for obtaining a record from a cassette tape

A. direct

B. sequential

C. random

D. All of the above

E. None of the above

 Answer Option B

14. The most important advantage of a video disk is

A. Compactness

B. Potential capacity

C. Durability

D. Cost effectiveness

E. None of the above

 Answer Option B

15. The process of entering data into a storage location

A. adds to the contents of the location

B. cause variation in its address number

C. is known as a readout operation

D. is destructive of previous contents

E. None of the above

 Answer Option D

16. Time during which a job is processed by the computer is

A. Delay time

B. Real time

C. Execution time

D. Down time

E. None of the above

 Answer Option C

17. Which of the following is used to insure the high quality of computer output?

A. computer output microfilm

B. output controls

C. voice output systems

D. liquid crystal display

E. None of the above

 Answer Option B

18. The most common binary code in use today is the 8 bit ASCII code. What do the letters ASCII stand for?

A. American Standard Code for International Interchange

B. American Standard Code for Information Interchange

C. American Standard Code for Intelligence Interchange

D. American Scientific Code for Information Interchange

E. None of the above

 Answer Option B

19. The software used to convert source program instructions to object instruction is known as

A. Compiler

B. Assembler

C. Interpreter

D. Language processor

E. None of the above

 Answer Option D

20. Binary numbers need more places for counting because:

A. 0's and 1's can be added in front of them

B. 0's and 1's have to be properly placed

C. They are always big numbers

D. Binary base is small

E. None of the above

 Answer Option D

21. Backing storage is so named because it

A. is always kept at the back of the CP.U.

B. is slow and backward

C. backs up the computer's main memory

D. lags behind the main memory

E. None of the above

 Answer Option C

22. The ASCII code for the character J is:

A. 1001 0001

B. 1001 1010

C. 0100 1010

D. 1010 0001

E. None of the above

 Answer Option C

23. Off-line operation is the operation of devices without the control of

A. Memory

B. CPU

C. ALU

D. Control unit

E. None of the above

 Answer Option B

24. What is meant by a dedicated computer?

A. Which is used by one person only

B. Which is assigned one and only one task

C. Which uses on kind of software

D. Which is meant for application software only

E. None of the above

 Answer Option B

25. Which of the following is the user programmed semiconductor memory?

A. SRAM

B. DRAM

C. EPROM

D. All of the above

E. None of the above

 Answer Option C

26. An instruction that transfers program control to one or more possible paths is known as

A. Utility program

B. System software

C. Broadband channel

D. Application program

E. None of the above

 Answer Option C

27. The two kinds of main Memory are:

A. Primary and secondary

B. Random and sequential

C. ROM and RAM

D. All of the above

E. None of the above

 Answer Option C

28. Name of the first guided weapon in the world which used a programmable digital computer:

A. Sting Ray Torpedo

B. Mk 46 Torpedo

C. Air-Launched Cruise Missile (ALCM)

D. Tomahawk Missile

E. None of the above

 Answer Option A

29. Programs designed to perform specific tasks is called known as

A. System software

B. Application software

C. Utility programs

D. Operating system

E. None of the above

 Answer Option B

30. What is the name given to the weapons which use computerised guidance system?

A. Guided weapons

B. Smart weapons

C. Dumb weapons

D. Starwars weapons

E. None of the above

 Answer Option B

31. A monitor's _____ is the distance between the holes in the mask behind the screen. This helps determine how sharp the dots appear.

A. refresh rate

B. dot pitch

C. resolution

D. color depth

E. None of the above

 Answer Option B

32. The ALU of a computer normally contains a number of high speed storage elements called

A. semiconductor memory

B. registers

C. hard disk

D. magnetic disk

E. None of the above

 Answer Option B

33. What is the name of the printer which prints all the A's in a line before all the B's?

A. Thermal printer

B. Electrostatic printer

C. Line printer

D. Ink-jet printer

E. None of the above

 Answer Option C

34. A _____ is simply an arrangement where multiple disk drives appear as a single disk drive to the user.

A. disk

B. disk array

C. bunch of disks

D. disk pack

E. spanned drive

 Answer Option B

35. Conversion of binary number 1010101000010111 to hexadecimal number is

A. D8F916

B. A8B916

C. AA1716

D. D9F816

E. None of the above

 Answer Option C

36. In comparison with static RAM memory, the dynamic RAM memory has

A. lower bit density and higher power consumption

B. higher bit density and higher power consumption

C. lower bit density and lower power consumption

D. higher bit density and lower power consumption

E. None of the above

 Answer Option D

37. Which of the following holds data and processing instructions temporarily until the CPU needs it?

A. ROM

B. control unit

C. main memory

D. coprocessor chips

E. None of the above

 Answer Option C

38. A multi programming system is one that can

A. run very fast

B. share hardware resources with many programs simultaneously

C. compute many programs simultaneously

D. use many operating systems

E. None of the above

 Answer Option B

39. The language that is an input for statement translation is called

A. Assembly language

B. Source language

C. High-level language

D. Object language

E. None of the above

 Answer Option B

40. All the instructions and procedures needed to start up a computer, to the point it can load an operating system, are stored in ROM chips. In IBM compatible PCs this is called the _____

A. RAM BIOS

B. ROM BIOS

C. EPROM

D. POST

E. None of the above

 Answer Option B

41. Before a disk drive can access any sector record, a computer program has to provide the record's disk address. What information does this address specify?

A. Track number

B. Sector number

C. Surface number

D. All of the above

E. None of the above

 Answer Option D

42. A high speed device used in CPU for temporary storage during processing is called

A. A register

B. A bus

C. A databus

D. All of the above

E. None of the above

 Answer Option A

43. Computers are extremely fast and have fantastic memories. However, the only thing they can remember is

A. Instruction

B. Series of 1s and 0s

C. Boolean algebra

D. Logic theorems

E. None of the above

 Answer Option B

44. The first electronic digital computer contained?

A. Electronic valves

B. Vacuum tubes

C. Transistors

D. Semiconductor memory

E. None of the above

 Answer Option B

45. Name the two persons who were the first to develop a model of the microprocessor chip.

A. Marcian Ted Hoff

B. Victor Poor

C. Harry pyle

D. Both (b) and (c)

E. None of the above

 Answer Option D

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

A. 8

B. 16

C. 32

D. 64

E. 256

 Answer Option E

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

A. Pascal

B. Hollerith

C. Babbage

D. jacquard

E. None of the above

 Answer Option D

48. Which 32-bit microprocessor is used in IBM's PS/2 model-80 computer?

A. 8088

B. 80286

C. 80386

D. 80486

E. None of the above

 Answer Option C

49. The memory which is ultraviolet light erasable and electrically programmable is

A. ROM

B. PROM

C. RAM

D. EPROM

E. None of the above

 Answer Option D

50. What is the name of the computer which was first used for programming and playing of music?

A. ELLIAC

B. ENIAC

C. UNIVAC

D. All of the above

E. None of the above

 Answer Option A