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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
The symbol represents
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Aggregation
Generalization
Dependency
Association
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Question # 2
The number of characters that can be stored in given physicals space it
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Word length
Byte
Data density
Field
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Question # 3
What was the name of the first commerciality available microprocessor chip.
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Intel 308
Intel 33
Intel 4004
Motorola 639
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Question # 4
The inputs for developing a ________ are taken from project plan.
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Test plan
Business plan
Support plan
Final test report
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Question # 5
__________ refers to the process of using software in a life environment in order to find errors.
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Verification
Clarification
Determination
Validation
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Question # 6
Graphics is one of the ........ major key element in design of multimedia application.
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Three
Four
Five
Eight
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Question # 7
a 16 bit address bus can generate ________ address bus.
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16
32
36
64
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Question # 8
Which command gives the first byte where the difference is in the file 1 & file2
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Diff
differ
Cmp
Compare
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Question # 9
After typing header text how can you quickly enter footer text.
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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 # 10
The DMA controllers are special hardware embedded into the chip in modern integrate processor that __________ and ________ to the system.
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Data transfer
Arbitrate access
Both a and b
None
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Question # 11
A potential problem with the point system described thus far has to do with and effort known as a.
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Rolling baseline
Package
Technique
Computing
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Question # 12
Structural analysis based test sets tend to uncover errors that occur during ___________ of the program
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Testing
system
Plan
Coding
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Question # 13
MOC stand for
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Memory operation complex
Micro operation complex
Memory operation complete
None
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Question # 14
The act of acquiring an instruction is referred as the ____ the instruction
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Fetching
Fetch cycle
Botha a and b
None
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Question # 15
Which of the following is required to communicate between two computers.
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Communications software
Protocol
Communication Hardware
All of above including access to transmission medium
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Question # 16
If a = Oxaa and b = a << 1 then
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b = 2a
b = a/2
a = b -1
b = a
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Question # 17
How much amount of load can be taken by the DMI agent.
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More than 10 kb
Less than 6 KB
Greater tha 6 KB
None
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Question # 18
An error in computer data is called.
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Chip
Bug
CPU
Storage
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Question # 19
Computer system are interconnected into__________ such taht problems in one can cascade into and affect others.
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Chains of cycles
Cycles of chains
system chains
Chains of system
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Question # 20
The division of the computer screen into rows and columns the define the no of pixel to display a picture is called.
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Persistence
Resolution
Encapsulated post script
None
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Question # 21
The operation of checking input data against specified criteria is known as.
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Data verification
Data validation
Cross check
Data control
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Question # 22
Which of the following is an advantage of using macros over functions.
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Functions must have parameters, macros do not
The code associated with a function is expanded in line
Values passed to function must be of specific data type
The code associated with a function is not expanded in line.
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Question # 23
Which of the following statement is true.
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Reports can be used to return data from tables and calculate
Queries can be printed in well formatted manner any presented as the information
Queries can include calculated fields that do not exist in table.
Reports and form are similar but forms are use to print the report to display on screen only.
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Question # 24
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 # 25
How many type of cache memory
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1
2
3
4
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Question # 26
You can automatically include all of the field in a table in a query by_____ a strike that appear list box in query design view.
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Clicking
Right clicking
Double clicking
None of above
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Question # 27
What is the life span for items stored in view state.
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Exists for the life of the current page
20 mins
2 mins
2 sec
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Question # 28
What is the output of the above program.
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5
8
Runtime error
Syntax error
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Question # 29
What is the responsibility of the logical unit in the CPU of a computer.
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To produce result
To compare numbers
To control flow of information
To do math's works
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Question # 30
Which of the following is needed for sending asynchronous alerts and notifications to opeators.
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SNMPv3
Email and MOM services
DCOM
RPC
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Question # 31
EBCDIC stand for
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Extended Binary Coded Decimal interchange code
Extended Bit Code Decimal interchange code
Extended Bit case Decimal interchange code
Extended Binary case Decimal interchange code
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