Top 50 Computer Science General Knowledge Questions And Answers
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| Top 50 Computer Science General Knowledge Questions And Answers |
Computer Science General Knowledge Questions And Answers
1. The earliest calculating devices are?
Abacus
2. Word length of a Personal Computer is
8 bits
3. Which unit converts computer data into human readable
form?
Output unit
4. What produces useful information out of data?
Processing
5. A paper printout of a document is known as
Hardcopy output
6. Which electronic component was made out of semiconductor
material?
ICs
7. Which part of the computer is used for calculating and
comparing?
ALU
8. The computer code for the interchange of information
between terminals is
ASCII
9. When was the X window system born?
1984
10. What is the first stage in software development?
System Analysis
11. The Second Generation Computer was based on .
Transistor
Extended Binary Coded Decimal Interchange Code
13. IBM System/360 is
Mainframe Computer
14. EEPROM stands for
Electrically Erasable Programmable Read Only Memory
Erasing and
reconstructing the contents of ROM
16. ENIAC uses
Decimal Numbering System
17. A 32 bit microprocessor has the word length equal to
4 byte
18. The term GIGO is related to
Accuracy
19. Symbolic logic was discovered by
George Boole
20. What does a light pen contain?
Light sensitive elements
21. What input device could tell you the price of any product?
Bar code reader
22. Where would you find a magnetic strip?
Credit card
23. Hard copy is a term used
to describe ?
Printed output
25. VAB stands for ?
Voice answer back
26. What are the individual dots which make up a picture on the monitor screen is called?
Pixels
27. A daisy wheel is a type of?
Printer
28. What do you need for an ink jet printer ?
A cartridge
29. A laser printer does
not use?
A photoconductive drum
Storage capacity
31. You can protect a floppy disk.
Write
32. Information on a
hard disk is usually backed-up using a..?
sCD-ROM
33. Magnetic storage devices can represent binary 0 by the
absence of...?
Magnetic tape
34. Magnetic tape is a?
35. Hard disks can have a storage capacity in the region
of...?
1Gb
36. Formatting a disk results in all the data being...?
Deleted from the disk
37. Which storage device has the largest capacity in Mb's?
CD-ROM
38. Which storage device cannot be erased?
A floppy disk
39. Where should floppy disks be stored?
In a drawer
40. Who is accredited
with developing the architecture of the modern computer?
John Von Neumann
41. Which bus carries information between processors and
peripherals?
Data bus
42. Which bus
controls the sequencing of read/write operations?
Control bus
43. The contents of these chips are lost when the computer
is switched off?
RAM chips
44. What are responsible for storing permanent data and
instructions?
ROM chips
45. RAM stands for?
46.ROM stands for?
47. What are responsible for storing permanent data and instructions?
ROM chips
48. Which parts of the computer perform arithmetic
calculations?
ALU
49. What are small high speed memory units used for
storing temporary results?
CPUs
50. What maintains the status of the last operation carried
out by the ALU?
Accumulator
51. How many bits of information can each memory cell in a
computer chip hold?
(1 8 bits
52. What type of computer chips are said to be volatile?
RAM chips
53. An example of an embedded system is ...?
A calculator
54. Which computers
use single chip processors?
Personal
computers
55. Travel agents use this computer system when reserving
flights.
Personal computer
56. Which computers are used in the weather forecasting industry?
(1 Super computers
57. Vacuum tube based electronic computers are...?
First generation
58.. Which generation of computer was developed from
microchips?
Third generation
59. Which generation of computer uses more than one
microprocessor?
Fifth generation
60. Which generation of computer developed using integrated circuits?
Third generation
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