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Online Tests
PPSC Computer Science Chapter 1 Basic Computer Knowledge Online Test MCQs With Answers
Question # 1
Current SIMMs have either or connectore
Choose an answer
9 or 32
30 or 70
28 or 72
30 or 72
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Question # 2
The proper definition of a modern digital computer is.
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An electronic automated machine that can solve problems involving words and numbers
A more sophistic and modified electronic pocket calculator
Any machine that can perform mathmatics operations
A machine that works on binary code
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Question # 3
An application suitable for sequential processing is.
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Processing of grades
Py roll processing
Both a and b
All above
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Question # 4
A storage area used to store data to a companies for the difference in speed at which the different units can handle data is.
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Memory
Buffer
Accumulator
Address
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Question # 5
The first microprocessor built by the inter corporation was called.
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8008
8080
4004
8800
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Question # 6
The speed at which data is transferred from the main memory to another medium on which data are recorded is referred at.
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Data transfer rate
Byte
Buds
None
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Question # 7
Which was the most popular first generation computer.
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IBM 1650
1BM 360
IBM 1130
IBM 2700
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Question # 8
MSI stands for
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Medium scale integrated circuits
Medium system integrated circuits
Medium scale intelligent Circuit.
Medium system intelligent circuit
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Question # 9
The number of records contained within a block of data on magnetic tape is defined by the
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Block definition
Record contain clause
Blocking factor
Record per block factor
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Question # 10
Offline device is
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A device which is not connected to CPU
A device which is connected to CPU
A direct access storage device
An I/O device
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Question # 11
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 # 12
One of the class of storage device devices that can access storage location in any order is.
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DTE
DASID
DDE
DCD
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Question # 13
ALU is
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Arithmetic Logic Unit
Array Logic Unit
Application Logic Unit
None of above
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Question # 14
Before a disk drive can access any sector record a computer program has to provide the record's disk address What information does this address specify.
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Track number
Sector number
All of above
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Question # 15
Digital computer is a computer.
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That works with discrete quantities.
That works with analog quantities
Botha A and B
None
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Question # 16
Condensing output data to exhibit specific information.
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Calculating
Recording
Merging
Summarizing
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Question # 17
Programs designed to perform specific tasks is known as
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System software
Application software
Utility programs
Operating system
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Question # 18
A data communication facility on which data can be transmitted in two direction is referred as.
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Duplex
Simplex
Triplex
None
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Question # 19
Who built the world's first electronic calculator using telephone relays. light bulb and batteries.
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Claude Shannon
Konrard Zues
George stibits
Howard H Aiken
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Question # 20
The subdivision of fields.
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Always done to give the programmer greater flexibility
Dependent on programming language used.
Never accomplished on fields containing numeric data
All above
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Question # 21
A compiler is a translating program which
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Translates instruction of a high level language into machine language
Translates entire source program into machine language program
It is not involved in program's execution
All of above
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