Computer MCQ For Nielit 'O' Level/CCC/ECC
1. UNIVAC is
A) Universal Automatic Computer
B) Universal Array Computer
C) Unique Automatic Computer
D) Unvalued Automatic Computer
2. The basic operations performed by a computer are
A) Arithmetic operation
B) Logical operation
C) Storage and relative
D) All the above
3. The two major types of computer chips are
A) External memory chip
B) Primary memory chip
C) Microprocessor chip
D) Both b and c
4. Microprocessors
as switching devices are for which generation computers
A) First Generation
B) Second Generation
C) Third Generation
D) Fourth Generation
5. What
is the main difference between a mainframe and a super computer?
A) Super computer is much larger than
mainframe computers
B) Super computers are much smaller than
mainframe computers C) Supercomputers are focused to execute few programs as
fast as possible while mainframe uses its power to execute as many
programs concurrently
D) Supercomputers are focused to execute
as many programs as possible while mainframe uses its power to execute few
programs as fast as possible.
6.
ASCII and EBCDIC are the popular character coding systems.
What does EBCDIC stand for?
A) Extended Binary Coded Decimal
Interchange Code
B) Extended Bit Code Decimal Interchange
Code
C) Extended Bit Case Decimal Interchange
Code
D) Extended Binary Case Decimal
Interchange Code
7.
The brain of any computer system is
A) ALU
B) Memory
C) CPU
D) Control unit
8.
Storage capacity of magnetic disk depends on
A) tracks per inch of surface
B) bits per inch of tracks
C) disk pack in disk surface
D) All of above
9.
The two kinds of main memory are:
A) Primary and secondary B) Random and
sequential C) ROM and RAM
D) All of above
10.
A storage area used to store data to a compensate for the difference in
speed at which the different units can handle data is
A) Memory
B) Buffer
C) Accumulator
D) Address
11.
Computer is free from tiresome and boardroom. We call it
A) Accuracy B) Reliability C) Diligence
D) Versatility
12.
Integrated Circuits (ICs) are related to which generation of computers?
A) First generation
B) Second generation
C) Third generation
D) Fourth generation
13.
CD-ROM is a
A) Semiconductor memory
B) Memory register C) Magnetic memory D)
None of above
14.
A hybrid computer
A) Resembles digital computer
B) Resembles analogue computer
C) Resembles both a digital and analogue
computer
D) None of the above
15.
Which type of computers uses the 8-bit code called EBCDIC?
A) Minicomputers
B) Microcomputers
C) Mainframe computers
D) Super computer
16.
The ALU of a computer responds to the commands coming from
A) Primary memory
B) Control section
C) External memory
D) Cache memory
17.
Chief component of first generation computer was
A) Transistors
B) Vacuum Tubes and Valves
C) Integrated Circuits
D) None of above
18.
To produce high quality graphics (hardcopy) in color, you would want to
use a/n
A) RGB monitor
B) Plotter
C) Ink-jet printer
D) Laser printer
19.
What are the stages in the compilation process?
A) Feasibility study, system design and
testing
B) Implementation and documentation
C) Lexical Analysis, syntax analysis,
and code generation
D) None of the above
20.
Which of the following IC was used in third generation of computers?
A) SSI
B) MSI C) LSI
D) Both a and b
21.
The main electronic component used in first generation computers was
A) Transistors
B) Vacuum Tubes and Valves
C) Integrated Circuits
D) None of above
22.
A dumb terminal has
A) an embedded microprocessor
B) extensive memory
C) independent processing capability
D) a keyboard and screen
23.
One millisecond is
A) 1 second
B) 10th of a seconds
C) 1000th of a seconds
D) 10000th of a seconds
24.
The output quality of a printer is measured by
A) Dot per sq. inch
B) Dot per inch
C) Dots printed per unit time
D) All of the above
25.
Which of the following was a special purpose computer?
A) ABC
B) ENIAC C) EDVAC
D) All of the above
26.
What was the computer invented by Attanasoff and Clifford?
A) Mark I B) ABC
C) Z3
D) None of above
27.
Which of the following storage devices can store maximum amount of data?
A) Floppy Disk
B) Hard Disk
C) Compact Disk
D) Magneto Optic Disk
28.
Which computer was considered the first electronic computer until 1973
when court invalidated the patent?
A) ENIAC B) MARK I C) Z3
D) ABC
29.
A physical connection between the microprocessor memory and other parts
of the microcomputer is known as
A) Path
B) Address bus
C) Route
D) All of the above
30.
High density double sided floppy disks could store of data
A) 1.40 MB B) 1.44 GB C) 1.40 GB D) 1.44
MB