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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
____ based test sets tend to uncover errors that occur during coding of the program.
Choose an answer
Testing
system analysis
Functional analysis
Structural analysis
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Question # 2
Which scheduling policy is best suited for time sharing operating system.
Choose an answer
Shortest job first
Round robin
First come first serve
Elevator
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Question # 3
Dirty bit is used ot show
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Page with corrupted data
Wrong page in memory
Page that a modified after being loaded in the cache memory
Page that is less frequently accessed
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Question # 4
The default port address for HTTP is.
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60
70
80
90
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Question # 5
CPU is combination of.
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Control and storage
Control and output unit
Arithmetic logic and input unit
Arithmetic logic and control unit
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Question # 6
Mnemonic a memory trick is used in which of the following language.
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Machine language
Assembly language
High level language
None of above
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Question # 7
The resolution of raster can display is.
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Low
High
Medium
None
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Question # 8
Post back occurs in which of the following forms
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Win forms
HTML forms
Web forms
None
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Question # 9
If you need a text to show vertically in a cell .how will you achieve this.
Choose an answer
Choose vertical on text alignment in format cells dialog box
Choose 90 degrees in orientation of format cells dialog box
Choose distributed from the vertical drop down list of format cells dialog box
Choose center Across selection from horizontal combo box in format cells dialog box
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Question # 10
In which register instruction is decoded prepared and ultimately executed.
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Instruction register
Current register
Both a and b
None
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Question # 11
Dot-matrix is a type of
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Tape
Printer
Disk
Bus
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Question # 12
Computer professionals working in a computer center are.
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Software
Firmware
Hardware
Humanware
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Question # 13
Debugging is.
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An activity of locating and correcting errors
a process of testing
A process of regression testing
A process on compiling
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Question # 14
When Integrating MS-Word and Excel, Word in usually the
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Sever
Source
Client
None
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Question # 15
A design is said to be a good design if the components are.
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Strongly coupled
Weakly cohesive
Strongly coupled and weakly cohesive
Strongly cohesive and weakly coupled
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Question # 16
Which of the following is not valid version of MS Office.
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Office XP
Office vista
Office 2007
None
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Question # 17
Protrait and Landscape are
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Page Orientation
Paper size
Page Layout
All of above
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Question # 18
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 # 19
Which of the following tool sketches the logical structure of the system based on some oriteria.
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Decision table
Data flow diagram
Decision tree
Structured chart
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Question # 20
Variable scope on which a variable does not loose its value when the function exists and use that value if the function is called again is.
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Local
Function parameter
Static
None
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Question # 21
What does the show check box in query design windows indicate.
Choose an answer
If indicates whether the field is to be sued or not.
It indicates whether the field is to be displayed in Query result or not.
It indicates whether the field names to be displayed in query result or not.
None
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Question # 22
TP/IP is a
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Network Hardware
Network Software
Protocol
None
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Question # 23
GKS stand for
Choose an answer
Graphics kernel system
Graphics kernel stnads
Generic kernel system
None
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Question # 24
Spooling most beneficial where
Choose an answer
Jobs are I/O bound
Jobs are CPU bound
Jobs are evenly divided as I/O bound are CPU bond
All of above
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Question # 25
How data store is represented in a data flow diagram.
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Circle
Full open rectangle
Half open rectangle
Full open triangle
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Question # 26
In ASP NET in form page the object whch contains the user name is.
Choose an answer
Page user identity
Page user isin role
Page User Name
None
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Question # 27
An error in software of hardware is called a bug What is the alternative computer program for it.
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Leech
Suid
Slug
Glitch
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Question # 28
The two major types of computer chips are
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External memory chip
Primary memory chip
Micro processor chip
Both B and C
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Question # 29
Which are the flags of status register.
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Over flow flag
carry flag
Half carry flag
All of these
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Question # 30
Microprocessors as switching devices are for which generation computers
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First Generation
Second Generation
Third Generation
Fourth Generation
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Question # 31
Macintosh computer uses
Choose an answer
System 7.0
AU/X
Xenix
None
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