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Online Tests
PPSC Computer Science Full Book test MCQs With Answers
Question # 1
Except for the ...............function a formula with a logical function shows the word "TRUE" or "FALSE" as a result.
Choose an answer
IF
AND
OR
NOT
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Question # 2
When should configuration management procedures be implemented.
Choose an answer
During test planning
During test analysis
During test execution
When evaluating exit criteria
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Question # 3
In 1830 Charles Babbage designed a machine called the analytical engine which he showed at the Paris Exhibition in whihc year was is exhibition.
Choose an answer
1920
1855
1960
1970
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Question # 4
In analogue computer
Choose an answer
Input is first converted to digital form
Input is never converted to digital form
Output is displayed in digital form
All of above
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Question # 5
A directly accessible appointment calendar is feature of a resident package.
Choose an answer
CPU
Memory
ALU
Buffer
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Question # 6
Default port for HTTP
Choose an answer
23
21
25
80
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Question # 7
PMOS stand for
Choose an answer
P-Channel metal -oxide semiconductor
P-Channel memory oxide semiconductor.
Both a and b
None
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Question # 8
Which types of charts can excel produce.
Choose an answer
Line graphs and pie charts only
Only line graphs
Bar charts line graphs and pie charts
Bar charts and line graphics only
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Question # 9
Which of the following required large computer memory.
Choose an answer
Imaging
Grafhics
Voice
All of above
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Question # 10
DMA Stand for
Choose an answer
Direct memory access
Direct memory allocation
Data memory access
Data memory allocation
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Question # 11
What are the values of a, b are if the following code fragemnt is executed int a , b = 7
a=b<4? b << 1, b> 4?7 >> 1 a;
Choose an answer
Garbage and 7
7 and 3
3 and 7
3 and 3
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Question # 12
The function returns a Boolean value that indicates whether a specified expression can be evaluated as a number in ASP is.
Choose an answer
Is numeric ()
Is number ()
Is Not Numeric ()
Is Number or Not ()
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Question # 13
The size of an int must be greater than or equal to that of a
Choose an answer
Long int
Short int
Float
Char
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Question # 14
The advantage of COM are its and
Choose an answer
Compact size speed readability
Compact size speed
Readability speed
Low cost readability
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Question # 15
PROM stand for
Choose an answer
Programmable Read only memory
Erasable programmable read only memory
Both a and b
None
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Question # 16
Which of the following registers is used to keep track of address of the memory location where the next instruction is located.
Choose an answer
Memory address register
Memory data register
Program counter
Instruction register
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Question # 17
Access time is
Choose an answer
Seek time + latency time
Seek time
Seek time-latency time
Latency time
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Question # 18
Which of the following are word processing software.
Choose an answer
Word perfect
Easy word
MS word
All of above
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Question # 19
Which of the following method sends input to a script via a URL.
Choose an answer
Get
Post
Both
None
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Question # 20
If you will be displaying or printing your document on another computer you 'll want to make sure and select the_________ option under the save tab.
Choose an answer
Embed fonts
Embed True Type Fonts
Save true type fonts
Save fonts
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Question # 21
Floppy disk which are made from flexible plastic material are also called.
Choose an answer
Hard disks
High density disks
Diskettes
Templates
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Question # 22
The ___________ of can assembly line to be 1/tp.
Choose an answer
Clock period
Pipelining
Through out
Flow thorugh
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Question # 23
Avalanche photodiode receivers can detect bits of transmitted data by receiving.
Choose an answer
100 photons
200 photons
2000 photons
300 photons
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Question # 24
The ______ portion of LAN management software restricts access, records user activities and audit data etc.
Choose an answer
Configuration management
Security management
Performance management
None
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Question # 25
Thesaurus tool in MS word is used for
Choose an answer
Spelling suggestions
Grammar options
Synonyms and antonyms words
All of above
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Question # 26
Which tab in Font dialog box contains options to apply font effects.
Choose an answer
Font tab
Character spacing
Text Effects
Standard toolbar
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Question # 27
Registers, which are partially visible to users and used to hold conditional are known as
Choose an answer
PC
Memory address registers
General purpose register
Flags
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Question # 28
Which approach to development is the most interactive and focuses more on the user and their work.
Choose an answer
Modern structured analysis
Information engineering
Structured design
Object oriented analysis
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Question # 29
Communication circuits that transmit data in both directions but not a the same time are operating in
Choose an answer
A simplex mode
A half duplex mode
A full duplex mode
An asynchronous mode
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Question # 30
How many address lines are needed to address each memory location in a 2048 x 4 memory chip.
Choose an answer
10
11
8
12
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Question # 31
Which of the following tool is not used during system analysis.
Choose an answer
Data flow diagram
Structured chart
Decision Table
Decision tree
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