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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
_______ identifies the participating organizations in thetas process and the locations where the software will be tested.
Choose an answer
Life cycle
software
Process
Testing.
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Question # 2
Reading data is performed in magnetic disk by
Choose an answer
Read
Sectors
Track
Lower surface
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Question # 3
Most of the inexpensive personal computers do not have only disk or diskette drive. What is the name of such computes.
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Home computers
Diskless computers
Dedicated computer
General purpose computers
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Question # 4
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 # 5
Which of the following DO NOT allow multiple applications to participate in a transaction.
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Fire walls
routers
Gate ways
Net Beans
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Question # 6
Which testing methods are used by end users who actually test software before they use it.
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Alpha and beta testing.
White box testing
Black box testing
Trial and error testing
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Question # 7
What is the max cable length of STP.
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100 ft
200 ft
100 m
200 m
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Question # 8
An intial attempt at defining the piecess of the system and their relationships, organizing these pieces parts into well-defined layers with explicit dependencies is called.
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Use case analysis
architectural analysis
Structural analysis
Documentation analysis
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Question # 9
Communication circuits that transmit data in both directions but not a the same time are operating in
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A simplex mode
A half duplex mode
A full duplex mode
An asynchronous mode
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Question # 10
What's wrong in the statement ? (x == 4 && y == 5) ? (a=5):(b=6):
Choose an answer
The question mark should be an equal sign.
The first semicolon should be a colon
There are too many variables in the statement
None of abvoe
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Question # 11
The transistor program used in assembly language is called
Choose an answer
Compiler
Assembler
Interpreter
Transister
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Question # 12
Which is the IP source routing method.
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SSR
LSR
LLR
Both a and b
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Question # 13
Which is the types of cache memory
Choose an answer
Fully associative cache
Direct mapped cache
Set associative cache
All of these
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Question # 14
Computer of present time have much higher memory and ______ storage capacity
Choose an answer
Much smaller
Much bigger
Gray scale image
None
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Question # 15
Graphics is one of the ........ major key element in design of multimedia application.
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Three
Four
Five
Eight
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Question # 16
What is the base data type of a pointer variable by which the memory would be allocated to it.
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Int
Float
No data type
Unsigned int
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Question # 17
WE stand for
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Write enable
Wrote enable
Write envy
None
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Question # 18
Which of the following is not a primary storage device.
Choose an answer
Magnetic tape
Magnetic disk
Optical disk
None of above
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Question # 19
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 # 20
The inputs for developing a ________ are taken from project plan.
Choose an answer
Test plan
Business plan
Support plan
Final test report
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Question # 21
An error in computer data is called.
Choose an answer
Chip
Bug
CPU
Storage
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Question # 22
"x" and "y" are called
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Actual parameters
Local variables
Formal parameters
Global variables
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Question # 23
BIU stand for
Choose an answer
Bus interface unit
Bess interface unit
Both a and b
None
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Question # 24
Identify the following who presented the object modeling technique.
Choose an answer
Booch
Jim Rumbaugh ET AL
Jacobson ET AL
None of these
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Question # 25
Which color is produced with the green and red cots only
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Blue
Yellow
Magnets
White
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Question # 26
The RGB model display a much _________ percentage of the visible band as compared to CMYK
Choose an answer
Lasser
Larger
Medium
None
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Question # 27
Which register is a temporary storage location.
Choose an answer
General purpose register
Dedicated register
A and B
None
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Question # 28
Which of the following must be done in order to connect data from some data resource to Repeated control.
Choose an answer
Set the Data sources property
Call the data bind method
Both A and B
None
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Question # 29
What are the three decisions making operations performed by the ALU of the computer.
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Grater then
Less than
Eual to
All of the above
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Question # 30
IBM 1401 is
Choose an answer
First generation computer
Second generation computer
Third Generation computer
Fourth Generation Computer
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Question # 31
Software in computer
Choose an answer
Enhances the capabilities of the hardware machine
Increase the speed of central processing unit
Both of above
None of these
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