COMPUTER KNOWLEDGE #37
MULTIPLE CHOICE QUESTIONS
1. Which
of the following machine was not invented by Charles Babbage?
(a) Tabulating Machine
(b) Analytical Engine
(c) Difference Engine
(d) Both ‘b’ and ‘c’
Answer:
(a)
2. How
many numbers could ENIAC store in its internal memory?
(a) 100
(b) 20
(c) 80
(d) 40
Answer:
(b)
3. The
subject of cybernetics deals with the science of which of the following?
(a) genetics
(b) control and communication
(c) molecular biology
(d) biochemistry
Answer:
(b)
4. Why
ABC is considered electro-mechanical computer?
(a) Because it was invented before electronic computers
were developed
(b) Because there are wheels, drums, bars to rotate and
move to produce result
(c) Because they use the flow of electrons in different
component
(d) None of the above
Answer:
(b)
5. Binary
circuit elements have ……………
(a) one stable state
(b) two stable state
(c) three stable state
(d) None of the above
Answer:
(b)
6. Which
of the following is used for manufacturing chips?
(a) Control bus
(b) Control unit
(c) Parity unit
(d) Semiconductor
Answer:
(d)
7. Which
of the following is not a micro computer?
(a) Laptop PCs
(b) Tablet PCs
(c) Desktop PCs
(d) None of the above
Answer:
(d)
8. The
value of each bead in earth is ……….
(a) 1
(b) 3
(c) 5
(d) 7
Answer:
(a)
9. When
did John Napier develop logarithm?
(a) 1416
(b) 1614
(c) 1641
(d) 1804
Answer:
(b)
10. Which
of the following terms is the most closely related to main memory?
(a) Non volatile
(b) Permanent
(c) Control unit
(d) Temporary
Answer:
(d)
11. Which
was the world’s first minicomputer and when was it introduced?
(a) PDP-I, 1958
(b) IBM System/36, 1960
(c) PDP-II, 1961
(d) VAX 11/780, 1962
Answer:
(a)
12. A
group of magnetic tapes, videos or terminals usually under the control of one
master is ……………
(a) cylinder
(b) surface
(c) track
(d) cluster
Answer:
(d)
13. The
word length of a computer is measured in …………
(a) bytes
(b) millimetres
(c) meters
(d) bits
Answer:
(d)
14. What
type of memory is not directly addressable by the CPU and requires special
software called EMS (expanded memory specification)?
(a) Extended
(b) Expanded
(c) Base
(d) Conventional
Answer:
(b)
15. Which
unit holds data permanently?
(a) Input unit
(b) Secondary storage unit
(c) Output Unit
(d) Primary Memory Unit
Answer:
(b)
16. Before
a disk can be used to store data. It must be ……………
(a) formatted
(b) reformatted
(c) addressed
(d) None of the above
Answer:
(a)
17. Computer
system comprises of major units ……………
(a) input unit, output unit, control unit
(b) input unit, output unit, control unit and storage
(c) input unit, output unit, central processing unit and
storage unit
(d) input, output and storage units
Answer:
(c)
18. Which
was the first general purpose electronic digital computer in the world?
(a) UNIVAC
(b) EDVAC
(c) ENIAC
(d) All of the above
Answer:
(a)
19. Signals
can be analog or digital and a computer that processes the both type of signals
is known as which of the following?
(a) Analog computer
(b) Digital Computer
(c) Hybrid Computer
(d) Mainframe Computer
Answer:
(c)
20. High
level language is also called ……………
(a) problem oriented language
(b) business oriented language
(c) mathematically oriented language
(d) All of the above
Answer:
(d)
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