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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
Instructions and memory address are represented by
Choose an answer
Character code
Binary codes
Binary word
Parity bit
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Question # 2
Which of the following variables is not a predefined variable.
Choose an answer
$get
$ask
#reuest
#post
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Question # 3
What do you call when two modules are coupled, when they communicate via a composite data item.
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content coupling
Common coupling
Data coupling
Stamp coupling
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Question # 4
A name or number used to identify a storage location devices.
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A byte
A record
An address
All of above
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Question # 5
The number of arguments for realloc ( ) function is.
Choose an answer
0
1
2
3
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Question # 6
When trying to access a URL the following message is displayed on the browser.
Server. Error 403
What could be the reason for the message.
Choose an answer
the requested HTML file is ot available
The URL refers to a CGI script and the header of the script does not indicate where that interpreter is located.
the first line of the output from the scripts is not a valid HTTP header
The requested HTML file or CGI script has insufficient permission.
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Question # 7
The number of characters that can be stored in given physicals space it
Choose an answer
Word length
Byte
Data density
Field
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Question # 8
The requirement phase should be a _______ phase.
Choose an answer
User requirement
User dominated
User participants
User information
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Question # 9
The concept of fit is importantin___
Choose an answer
Design only
Both design and testing
Testing only
Requirement analysis only
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Question # 10
Which of the following items are examples of storage devices.
Choose an answer
Floppy disk
CD-ROMs
Tape devices
All of the above
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Question # 11
Testing should indicate the cost to test _____ the cost of undetected defects.
Choose an answer
Plus
Negative
Positive
Minus
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Question # 12
Total cost of all project efforts definition applies to the
Choose an answer
Left over product
Cost of quality
Customer satisfaction
Redoing entire project
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Question # 13
The projection in which the projection plane is allowed to intersect the x, y and z -axes at equal distances.
Choose an answer
Wire frame model
Constructive solid geometry methods
Isometric projection
Back face removal
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Question # 14
The goal of regression testing is to minimize the cost of system.
Choose an answer
Development
Process
Revalidation
Factors
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Question # 15
Designing the inputs and outputs involved when the user interacts with the computer to carry out a task helps to create the.
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User requirements
System Interface
User interface
Task boundary
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Question # 16
Which of the following is used to send email message from my ASP NET page.
Choose an answer
System Web mail Mail message
System Web mail smtp mail
Both A and B
None
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Question # 17
The method which uses array of dots for generating a character is called.
Choose an answer
Stoke method
Bitmap method
Star dust method
None
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Question # 18
Which of following is not an advantage of multiprogramming.
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Increased through out
Shorter response time
Ability to assign priories of jobs
Decreased system overload
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Question # 19
Which of the following manages electronic renditions of file cabinets.
Choose an answer
User profiles
Reporting facilities
Documents
Servers
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Question # 20
To hold row and column title sin place so that they do not scroll when you scroll a worksheet click the
Choose an answer
Unfreeze panes command on the window menu
Freeze panes command on the window menu
Hold title command on the edit menu
Spilt command on the window menu
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Question # 21
Which is the part of Data Link layer.
Choose an answer
LLC
MAC
Both a and b
None
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Question # 22
The final form of testing COTS software is ____ testing.
Choose an answer
Alpha
Beta
Unit
Module
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Question # 23
Which of the following is true.
Choose an answer
Fields are composed of bytes
Records are composed of fields
Fields are composed of charctrs
All of above
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Question # 24
Banker's algorithm deals with
Choose an answer
Dead lock prevention
Dead lock avoidance
Dead look recovery
Mutual exclusion
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Question # 25
The output uality of a printer is measured by
Choose an answer
Dot per inch
Dot per s. inch
Dots printed per unit time
All of above
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Question # 26
Which of the following data base object hold data.
Choose an answer
Forms
Report
Queries
Tables
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Question # 27
The computer program that converts an entire program into machine language is called a.
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Interpreter
Simulator
Compiler
Commander
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Question # 28
Which is responsible for all the outside world communication by the microprocessor.
Choose an answer
BIU
PIU
TIU
LIU
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Question # 29
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 # 30
A ___________ will help ensure unchanged areas of the software have ot been affected.
Choose an answer
Documentation
Regression test
Software fault
Acceptance testing
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Question # 31
When working in the page break preview you can.
Choose an answer
View exactly where each page break occurs.
Add or remove page breaks
Change the print area
All of above
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