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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
CMYK true color model has _______ color depth
Choose an answer
32 bit
24 bit
64 bit
None
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Question # 2
A central processing unit fabricated on a single chip of semiconductor is called.
Choose an answer
RAM
ROM
Microprocessor
None
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Question # 3
The left side of any binary number is called.
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Least significant digit
Most significant digit
Medium significant digit
Low significant digit
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Question # 4
Statement coverage will to check for the following.
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Missing statements
Unused branches
Dead code
Unused statement
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Question # 5
In a review meeting a moderator is a person who.
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Takes minutes of the meeting
Mediates between people
Takes telephone calls
Writes the documents to be reviewed
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Question # 6
Second generation ____________________?
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1974-1976
1974-1978
1974-1972
None
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Question # 7
Polymorphism can be described as
Choose an answer
Hiding many different implementations behind one interface
Inheritance
Generalization
Composition
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Question # 8
The rules and semantics of the UML can be expressed in a form known as
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Object modeling language
Object constraint language
Object specification language
Object control language
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Question # 9
Vector graphics is composed of
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Pixels
Paths
Palette
None
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Question # 10
What is the name of the new color laptop computer which is powered by a 386 processor at 33 MHz and is built by Epson.
Choose an answer
AX3/33
NEC-20
Magnum 2000 d
HCl -3000
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Question # 11
What's wrong in the following statement provide K is a variable of type Int.
(k=2 , k <= 12, k++)
Choose an answer
The increment should always be ++k
The variable must always be the letter i when using a for loop
The variable k can't be initialized
The commas should be semicolons.
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Question # 12
What does the following statement corresponds to.
" pacifying that only people who satisfy certain criteria receive a questionnaire.
Choose an answer
Purposeful sample
Convenient sample
Random sample
purposeless sample
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Question # 13
Aa compared to diskettes the hand disks are
Choose an answer
More expensive
More portable
Less rigid
Slowly accessed
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Question # 14
Which RAM is created using MOS transistors.
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Dynamic RAM
Static RAM
Permanent RAM
SD RAM
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Question # 15
In which projection the plane normal to the projection has equal angles with these three axes.
Choose an answer
Wire frame model
Constructive solid geometry methods
Isometric projection
Back face removal
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Question # 16
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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Question # 17
In OSI network architecture the routing is performed by
Choose an answer
Network layer
Data link layer
Transport layer
Session layer
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Question # 18
___________ is the type of project status report.
Choose an answer
Test factor
Function matrix
Test phase
Documents
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Question # 19
Which LINUX command is used to update the modification time of a file.
Choose an answer
UPDATE
MODIFY
TOUCH
UNTOCUH
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Question # 20
You can copy data or formulas
Choose an answer
With the copy paste and cut commands on the edit menu
With commands an a shortcut menu
With buttons on the standard toolbar
All of the above
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Question # 21
How many bit or MAR register
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8 bit
16 bit
32 bit
64 bit
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Question # 22
To avoid the race condition the number of process that may be simultaneously inside the critical section is
Choose an answer
1
3
0
12
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Question # 23
Image video , graphics, data base snapshots and affectionately called.
Choose an answer
BLOBs
Intelligent documents
Internet services
Net work documents
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Question # 24
When you insert an excel file into a word document the data are.
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Hyperlinked
Placed in a word table
Linked
Embedded
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Question # 25
DIP stand for
Choose an answer
Deal inline package
Dual inline package
Direct inline package
Digital inline package
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Question # 26
In which transformation the mirror image of an object can be seen with respect to x-axis ,y-axis , z-axis as well as with respect to an arbitrary line.
Choose an answer
Reflection
Shearing
Translation
None
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Question # 27
How many micro processor in the market during the same period.
Choose an answer
3
5
6
8
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Question # 28
Trace the function that does continue the script execution even if the file inclusion fails.
Choose an answer
Include ()
requre(0
Both of abvoe
None
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Question # 29
Which is the components of microprocessor.
Choose an answer
Register unit
Arithmetic and logical unit
Timing and control unit
All of these
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Question # 30
Which of the following operators has right to left associativity.
Choose an answer
++
--
+ =
All a ,b and c above
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Question # 31
Which is the error message reported by ICMP.
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Time exceeded
Host unreachable
Echo request
All of these
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