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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
In ASPNET if you want to allows page developers a way to specially static connections in a content page then the class used is.
Choose an answer
Web part Manager
Proxy web part manager
System activator
None
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Question # 2
The microcomputer system by using the ___ device interface
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Input
Out put
Both a and b
None
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Question # 3
______is usually the first level of memory access by the microprocessor.
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Cache memory
Data memory
Main memory
All of these
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Question # 4
What is the default font size of a new word document based on normal template.
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10 pt
12 pt
14 pt
None
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Question # 5
_______ design is a data flow based methodology
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Physical
Logical
Structure
Object oriented
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Question # 6
MICR stand for.
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Megnetic ink character reader
Magnetic ink code reader
Magnetic ink cases Reader
None
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Question # 7
The central processing unit CPU consists of
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Input output and processing.
Control unit primary storage and secondary stroage
Central unit arithmetic logic unit and primary storage
Control unit processing and primary storage
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Question # 8
34 H& AX which operation is performed here
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Input
Output
Progress
None
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Question # 9
When entering fields Name How many characters you can type in maximum.
Choose an answer
60
64
68
Any number of character
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Question # 10
Belady anomaly occurs in
Choose an answer
Optimal replacement
FIFO
LRU
Both in FIFO and LRU
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Question # 11
Avalanche photodiode receivers can detect bits of transmitted data by receiving.
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100 photons
200 photons
2000 photons
300 photons
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Question # 12
Which is considered a direct entry input device.
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Optical scanner
Mouse and digitizer
Light pen
All of the above
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Question # 13
Which of the following might be used by a company to satisfy its growing communications needs.
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Front and processor
Multiplexer
Controller
All of the above
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Question # 14
This is the stage in Data base design where one Gathers and list all the necessary field for the data base project.
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Data definition
Data refinement
Establishing Relationship
None of the above
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Question # 15
The individual or organization who wants a product to be developed is known as the
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Developer
User
Client
Contractor
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Question # 16
Which of the following are variables that represent the data elements in a managed object.
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Notifications
Attributes
Operations
Sub routines
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Question # 17
This data type allows alphanumeric characters and special symbols
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Text
Memo
Auto number
None of the above
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Question # 18
A collection of related records in data base is known as a.
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Table
Data base
File
None
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Question # 19
A data terminal serves as an
Choose an answer
Effector
Sensor
Both a and b
Neither a nor b
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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
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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
Pick the one that is used for logical operations of comparisons such as lass than equal to or greeter than
Choose an answer
Arithmetic and logic unit.
Control unit
Both of above
None
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Question # 22
Most important advantage of an IC is its.
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Easy replacement in case of circuit failure
Extremely high reliability
Reduced cost
Low powers consumption
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Question # 23
Which is the part of memory unit
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Processor memory
Main memory
Secondary memory
All of these
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Question # 24
What is the maximum clock speed of PIII processor.
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1.0 GHz
1.1 GHz
1.2 GHz
1.3 GHz
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Question # 25
Parallel projection shows the
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True image of an object
True size of an object
True shape of an object
All of these
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Question # 26
The instructions for staring the computer are house on.
Choose an answer
Random access memory
CD Rom
Read only memory chip
All of above
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Question # 27
Which of the following mode of fopen () function opens a file only for writing if a file with that name does not exist, attempts to create a new file, If the file exist , place the file pointer at the end of the file after all other data.
Choose an answer
W
W+
A
A+
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Question # 28
The item BDMS is referred to.
Choose an answer
Data Base Management system.
The software used for the management maintenance and retrieval of the data stored in a data base.
A and B both true
None
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Question # 29
The IPX network number is ______ bits long.
Choose an answer
4
8
16
32
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Question # 30
The upper red arrow show that CPU sends out the control signals _____ and ____ indicate the data is read from the memory.
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Memory request
Read
Both a and b
None
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Question # 31
Which chip is used for analogue to digital converter.
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0809
0808
Both a and b
None
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