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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
A computer program that translates one program instructions at a time into machine language is called a
Choose an answer
Interpreter
CPU
Compiler
Simulator
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Question # 2
In OSI network architecture the dialogue control and toke management are responsibility of
Choose an answer
Session layer
Network layer
Transport layer
None
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Question # 3
The two basic types of record access methods are.
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Seuential and random
Seuential and indexed
Direct and immediate
On-line and real time
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Question # 4
Pick the one that is used for logical operations of comparisons such as lass than equal to or greeter than
Choose an answer
Arithmetic and logic unit.
Control unit
Both of above
None
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Question # 5
Which mode is used to double handshakes in 8255
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Mode 0
Mode 1
Mode 2
Mode 3
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Question # 6
What happens if you press Ctrl+ Shift + F8
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It activates extended selection
It activates the rectangular selection
It selects the paragraph on which the insertion line is.
None
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Question # 7
AEN stand for
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Address enable
Address equivalent
Acknowledgment enable
Acknowledgment equivalent
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Question # 8
What do you call when subclasses are generalized and the class they are generalized into.
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Super class
Extended class
Abstract class
Concrete class
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Question # 9
Plotter accuracy is measured in term of repeatability and
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Buffer size
Resolution
Vertical dimensions
Intelligence
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Question # 10
How can you apply exactly the same formatting you did to another text.
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Copy the text and paste in new location then type new text again
Copy the text and click on paste special tool on new place
Select the text then click on format painter and select the new text
All of above
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Question # 11
Which is used for manufactruring chips
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Bus
control unit
Semiconductors
A and b only
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Question # 12
L2 cache memory is places at __________
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On processor
On mother board
On memory
All of these
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Question # 13
Remote computing services involves the use of.
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Multi processing
Multi programming
Batch processing
Real time processing
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Question # 14
Who works as cache on the variable.
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Memory
Pointer
Register
Segment
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Question # 15
Coupling is a qualitative indication of the degree to which a module.
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Can be written more compactly
Focuses on just one thing
Is connected to other modules
Is able to completed its logic in a timely manner.
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Question # 16
8254 counters can count in the
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Binary
Decimal
Hexadecimal
Both a and b
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Question # 17
The declaration int (*a)[8] : is
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An array of pointers
A pointer to an array
A pointer to a function
Function returning pointer
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Question # 18
CD-ROM
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Is a semiconductor memory
Memory register
Magnetic memory
none of the abvoe
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Question # 19
The quantity of an image depend on
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No of pixel by image
No of line used by image
No of resolution used by image
None
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Question # 20
Tap speed is measured in
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Feet per second
Inch per second
Meter per second
Centimeter per second
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Question # 21
Which would be the best representation for a customer sending a payment
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Data
Data flow
Information
Data store
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Question # 22
PROM stand for
Choose an answer
Programmable Read only memory
Erasable programmable read only memory
Both a and b
None
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Question # 23
Except for the ...............function a formula with a logical function shows the word "TRUE" or "FALSE" as a result.
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IF
AND
OR
NOT
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Question # 24
Which is an item of storage medium in the form of circular plate.
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Disk
CPU
Printer
ALU
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Question # 25
Which of the following is an example of problem oriented language.
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BASIC
PL/1
FORTRAN
All above
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Question # 26
Which of the following terms in not associated with computers.
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Frank land reaction
Data base
Binary
Windows
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Question # 27
Which of the following is a way to access secondary memory.
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Random access memory
Action method
Transfer method
Density method
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Question # 28
Error Questing is not a ________ testing technique.
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Static
Walkthrough
Data flow analysis
Inspections
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Question # 29
Bug life cycle is.
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Open assigned fixed closed
Open fixed, assigned, closed
Assigned, open closed, fixed
Assigned, Open, fixed, closed
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Question # 30
A________ is lead by the author where an inspection is lead by a
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Inspector
Reader
Inspector reader
Author, trained moderator
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Question # 31
A group of magnetic lapse, videos or terminal usually under the control of one master is.
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Cylinder
Surface
Track
Cluster
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