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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
Raster images are more commonly called
Choose an answer
Pix map
Bit map
Both a and b
None
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Question # 2
a 16 bit address bus can generate ________ address bus.
Choose an answer
16
32
36
64
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Question # 3
Cost benefit analysis is performed during.
Choose an answer
Analysis phase
Design phase
Feasibility study phase
Implementation phase
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Question # 4
Unlike text data type this can store up to maximum of 65,535, characters.
Choose an answer
Query
Form
Report
None of the above
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Question # 5
Which of the following memory allocation scheme is subject to external fragmentation.
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Segmentation
Swapping
Demand paging
Multiple contiguous fixed partitions
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Question # 6
Prototyping is appropriate for
Choose an answer
Data oriented applications
Applications with emphasis on the user interface
Development learn who lack domain experience
All of the above
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Question # 7
Which one shows the difference among LOA, POA, and ODA
Choose an answer
ODL
DL
ODMG
DDL
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Question # 8
Output from a use case are described on the use case form along with their corresponding.
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Data models
Destination
Inputs
Source
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Question # 9
A computer which CPU speed around 100 million instruction per second and with the word length of around 64 bits is known as.
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Super computer
Mini computer
Macro computer
Micro computer
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Question # 10
It is a query that when run displays its own dialog box prompting you for information such as.
Choose an answer
Select
Crosstab
Parameter
Append
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Question # 11
Display card are
Choose an answer
VGA
EGA
Both a and b
None
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Question # 12
Which of the following component is used to clarify which actor performs which activity in an activity diagram.
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Forks
Joins
Swimlanes
State
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Question # 13
Incorrect form of logic coverage is.
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Statement coverage
Pole coverage
Condition coverage
Path coverage
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Question # 14
Quality audits define the process of project compliance with.
Choose an answer
Quality control
Quality assurances
Polices and procedures
Quality control management
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Question # 15
The growth of vacuum tube technology has been listed as follow.
Choose an answer
1946-1957
1958-1964
1985-1999
None
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Question # 16
How many generation of microprocessor.
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Three
Four
Five
Six
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Question # 17
Which among the followed the steps for computing income tax.
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Data
Data flow
Processing logic
Data store
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Question # 18
All modern computer operate on
Choose an answer
Information
Floppies
Data
Word
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Question # 19
After typing header text how can you quickly enter footer text.
Choose an answer
Press page down key and type the text for footer.
Click on switch between header and footer then type in text
Both of above
None
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Question # 20
Which of the field has width 8 bytes.
Choose an answer
Memo
Number
Date/time
Hyper link
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Question # 21
Which file starts MS word.
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Winword exe
Word exe
MS word exe
Word 2003 exe
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Question # 22
Eight of the register are known as.
Choose an answer
General purpose register
Pointer or index registers
Segment registers
All of theses
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Question # 23
Storage capacity of magnetic disk depends on
Choose an answer
Tracks per inch of surface
Bit per inch of tracks
Disk pack in disk surface
All of above
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Question # 24
Which is normally the most expensive method of fact finding technique.
Choose an answer
Building prototypes
Observing business processes
Reviewing existing reports
Interviewing users
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Question # 25
Regarding a VDU .Which statement is more correct.
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It is an output device
It is an input device
It is a peripheral device
It is hardware item
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Question # 26
Chief Component of first generation computer was.
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Transistors
Vacuum Tubes and Valves
Integrated Circuits
None of above
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Question # 27
The designing phase includes the following activates EXCEPT.
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Designing and integrating the network.
Designing the application architecture
Designing the user interface
Designing the project team
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Question # 28
The data dictionary in SDLC contains description of.
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DFD elements
E-R Diagram
Use case
Class diagram
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Question # 29
EOC stand for
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End of conversion
Emphasize of conversion
End of controller
None
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Question # 30
Which is directly understood by the computer without translation program.
Choose an answer
Machine language
Assembly language
High level language
None of above
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Question # 31
In which form CPU provide output
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Computer signals
Digital signals
Metal signals
None
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