COMPUTER KNOWLEDGE #32
MULTIPLE CHOICE QUESTIONS
1. Digital
devices are ……………
(a) Digital clock
(b) Automobile speed meter
(c) Clock with a dial and two hands
(d) All of the above
Answer:
(a)
2. Primary
memory stores ……………
(a) Data alone
(b) Programs alone
(c) Results alone
(d) All of the above
Answer:
(d)
3. After
copying the content how many times can you paste?
(a) 1
(b) 16
(c) 32
(d) Many
Answer:
(d)
4. What
is the full form of WAN?
(a) Wap Area Network
(b) Wide Area Network
(c) Wide Array Net
(d) Wireless Area Network
Answer:
(b)
5. What
is called an error in computer data?
(a) Chip
(b) Bug
(c) CPU
(d) Storage value
Answer:
(b)
6. The
instructions for starting the computer are house on ……………
(a) Random access memory
(b) CD-Rom
(c) Read only memory chip
(d) All of the above
Answer:
(c)
7. 1
nibble equals to ……………
(a) 1 bit
(b) 2 bits
(c) 4 bits
(d) 8 bits
Answer:
(c)
8. Perforated
paper used as input of output media is known as which of the following?
(a) Paper types
(b) Magnetic tapes
(c) Punched paper types
(d) Card punch
Answer:
(a)
9. The
secondary storage devices can only store data but they cannot perform which of
the following?
(a) Arithmetic operation
(b) Logic operation
(c) Fetch operations
(d) Either of the above
Answer:
(d)
10. Which
American computer company is called Big Blue?
(a) Microsoft
(b) Compaq Corp
(c) IBM
(d) Tandy Svenson
Answer:
(c)
11. It
was in 2028 BS the …………… was brought in to calculate census data.
(a) IBM 1400
(b) IBM 1401
(c) ICL 2950
(d) None of the above
Answer:
(b)
12. Who
is the inventor of ABC Computer?
(a) John v. Atanasoff
(b) Clifford Berry
(c) Both ‘a’ and ‘b’
(d) None of the above
Answer:
(c)
13. Which
of the following is the largest unit?
(a) Data
(b) Field
(c) Record
(d) Database file
Answer:
(d)
14. Find
out who is not the inventor of transistors among following names.
(a) John Burdeen
(b) William Shockley
(c) Walter Brattain
(d) Lee de Forest
Answer:
(d)
15. Which
of the following is not true for a magnetic disk?
(a) It is expensive relative to magnetic tape
(b) It provides only sequential access to stored data
(c) Users can easily update records by writing over the
old data
(d) All of the above
Answer:
(b)
16. Which
of the following is a disadvantage of the laser printer?
(a) It is quieter than an impact printer
(b) It is very slow
(c) The output is of a lower quality
(d) None of the above
Answer:
(d)
17. What
is called the most commonly used standard data code to represent alphabetical,
numerical and punctuation characters used in electronic data processing system?
(a) ASCII
(b) EBCDIC
(c) BCD
(d) All of the above
Answer:
(a)
18. Which
access method is used to access cassette tape?
(a) Direct
(b) Sequential
(c) Both ‘a’ and ‘b’
(d) None of the above
Answer:
(b)
19. What
is a compiler?
(a) A combination of computer hardware
(b) A program which translates from one high-level
language to another
(c) A program which translates from one high-level to a
machine level language
(d) None of the above
Answer:
(c)
20. Which
unit holds data temporarily?
(a) Input unit
(b) Secondary storage unit
(c) Output unit
(d) Primary memory unit
Answer:
(d)
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