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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
An inaccurate estimate particularity in estimating effort can force developers to compromises
Choose an answer
Softwear level
Software status
Software report
software quality
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Question # 2
When entering fields Name How many characters you can type in maximum.
Choose an answer
60
64
68
Any number of character
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Question # 3
Which is the type of microcomputer memory
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Processor memory
Primary memory
Secondary memory
All of these
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Question # 4
Which is the types of cache memory
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Fully associative cache
Direct mapped cache
Set associative cache
All of these
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Question # 5
Software in computer.
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Enhance the capabilities of the hardware machine
Increase the speed of central processing unit
Both of above
None
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Question # 6
Which of the following processors use RISC technology.
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486 dx
Power PC
486 SX
6340
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Question # 7
The word processing task associated with changing the appearance of a document is.
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Editing
Writing
Formatting
All of above
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Question # 8
You can jump to the next column by
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Clicking with your muse on the next column
Press Alt+ Down arrow
Both of above
None
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Question # 9
The register can be divided are.
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3
4
5
6
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Question # 10
The function sprint ( ) works like print f ( ) , but operates on.
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Strings
Data in a file
Stderr
Stdin
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Question # 11
Concept that are held in common between the traditional approach and the object oriented approach include.
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Processes' and objects
Processes and messages
Things and events
Events and messages
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Question # 12
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 # 13
The lowest level of decompositiion for a data flow diagram is.
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Primitive DFD
Unit DFD
Context DFD
Level -0 DFD
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Question # 14
How can you break the current column and start a new column immediately.
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Press Ctrl + Shift + Enter
Press Alt + Enter
Press Ctrl + Enter
Press Alt + Shift + Enter
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Question # 15
What is the only function all C program must contain.
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Start ()
System ()
Main ()
Program ()
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Question # 16
In nested transactions, if the parent transaction issues the rollback then what about its descendent.
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All are committed if they issue commit
Some are committed and some are roll backed
All are roll backed regardless of whether they issue any one
None
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Question # 17
The most commonly used standard data code to represent alphabetical numerical and punctuation characters used in electronic data processing system is called.
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ASCII
EBCDIC
BCD
All above
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Question # 18
Software engineering is the systematic approach to the
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Development of software
Operation of software
Maintenance of softeare
All of the above
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Question # 19
Second level is a cache on the
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Main memory
RAM
Both a and b
None
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Question # 20
Microsoft Excel is.
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Financial planning package
Electronic spreadsheet
Graphics package
Data base management package.
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Question # 21
WE stand for
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Write enable
Wrote enable
Write envy
None
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Question # 22
Which of the following highlights the feasibility report of an existing system.
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Data flow and processing
Information needs
Problem areas
Data storage
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Question # 23
Which activity in the fundamental test process creators test suites for efficient test execution.
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Implementation and execution
Planning and control
Analysis and design
Test closure
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Question # 24
The digital computer was developed primarnanity in.
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USSR
JAPAN
USA
UK
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Question # 25
What are the smart pieces of software that can play in different network, operating system, and tool palettes.
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Procedures
Inter faces
Methods
Tools
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Question # 26
The brightness of each pixel is
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Compatible
In compatible
Both a and b
None
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Question # 27
The disk drive component used to position read heads over specific track as.
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Acoustic couples
Access arm
Custer
All of the above
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Question # 28
Easily relocatable language is
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Machine langage
Assembly language
High Level language
Medium level language
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Question # 29
The storage class of a local variable is
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Auto
Static
Extern
Register
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Question # 30
Third generation micro processor is dominated by _______ micro processor.
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8 bit
4 bit
16 bit
64 bit
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Question # 31
The given statement FILE "fptr;
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Defines a pointer to the pre defined structure type FILE.
Defines a pointer to the usere defined structure type FILE
Defines a pointer to the pre-defined data type FILE DESCRIPTOR.
Creates a file pointed by fptr
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