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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
Registers, which are partially visible to users and used to hold conditional are known as
Choose an answer
PC
Memory address registers
General purpose register
Flags
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Question # 2
HMOS stand for
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High performance metal oxide semiconductor
High processor metal oxide semiconductor
Both a and b
None
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Question # 3
Application prototyping follow an organized process of steps that begins with.
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Use prototype
Review prototype
Develop working model
Identify known requirements
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Question # 4
Machine language is
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Machine dependent
difficult to program
Error prone
All of above
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Question # 5
Which of the following does not affect the resolution of a video display image.
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Bandwidth
Raster scan rage
Vertical and horizontal lines of resolution
Screen size
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Question # 6
Which of the following describes the changes made to system to add new features or to improve performances.
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Corrective maintenance
Adaptive maintenance
Perfective maintenance
productive maintenance
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Question # 7
For large networks__ topology is used.
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Bus
Star
Ring
None
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Question # 8
An integrated circuit is
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A complicated circuit
An integrating device
Much costtier tha an single trnasistor
Fabricated on a tiny silicon chip
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Question # 9
RATS stand for
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Regression analysis time series
Regression analyses time sharing
Real Analysis series
All of above
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Question # 10
What is the size of the session ID
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32 bit long string
32 bit long double
32 bit long character
32 bit long integer
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Question # 11
Which of the following generations of language will likely include the language of the feature.
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First generation
Second generation or third generation
Fourth generation
Fifth generation
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Question # 12
The data in the stack is called.
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Pushing data
Pushed
Pulling
None
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Question # 13
The benefit of using enumeration data types in a program is
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Program becomes shorter
Program becomes longer
Program is easy to understand
Program become complex
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Question # 14
In which year was chip used inside the computer for the first time.
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1964
1975
1999
1944
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Question # 15
Which printer is very commonly used for desktop publishing
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Laser printer
Inkjet printer
Daisywheel printer
Dot matrix printer
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Question # 16
Layer one of the OSI model is
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Physical layer
Link layer
Transport layer
Network layer
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Question # 17
Which of the following are the two main components of the CPU.
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Control unit and registers
Registers and main memory
Control unit and ALU
ALU and bus
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Question # 18
Which of the following definitions apply to the cost of quality.
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Left over product
Total cost of all project affords
Customer satisfaction
Redoing entire project
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Question # 19
___________ a sub system that transfer data between computer components inside a computer or between computer.
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Chip
Register
Bus
processor
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Question # 20
Several graphics image file formats that are used by most of graphics system are.
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GIF
JPEG
TIFF
All these
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Question # 21
Which connector STP uses.
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BNC
Rj-aa
RJ-45
RJ-69
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Question # 22
Which is the important part of a combinational logic block
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Index register
barrel shifter
Both a and b
None
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Question # 23
In the IBM PC-At what do the words AT stand for
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Additional terminals
Advance technology
Applied technology
Advance terminology
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Question # 24
Who is credited with the idea of using punch cards to control patterns in a waving machine.
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Pascal
Jauard
Hollerith
Babbage
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Question # 25
In the statement # define , the symbol # must commence from
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Any where in any line
First character of that line
Any where out side of main () always.
None of above
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Question # 26
Which of the following is NOT part of configuration management.
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Auditing conformance to ISO 9000
Status accounting of configuration items
Identification of test versions
Controlled library access
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Question # 27
"tr 1,, tr 2,tr 3" is an example of a
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Formula
Function
Series
Syntax
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Question # 28
Which of the following is a combination of data and logic that represents some real world entity.
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Relationship
Object
Attributes
Method
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Question # 29
Object oriented concepts are not new The first OO language was considered to be
Choose an answer
ALGOL -68
FORTRAN 77
C
SIMULA 67
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Question # 30
Array are passed as the arguments to a function by
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Value
Reference
Constant value
Both a and b
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Question # 31
A communication device that combines transmissions from several I/O devices into one line is a.
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Concentrator
Modifier
Multiplexer
Full duplex line
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