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Online Tests
PPSC Computer Science Chapter 1 Basic Computer Knowledge Online Test MCQs With Answers
Question # 1
On a PC how much memory is available to application software.
Choose an answer
1024 KB
640 KB
560 KB
760 KB
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Question # 2
Human beings are referred to as Homo sapinens which device is called Silico Sapiens.
Choose an answer
Monitor
Hardware
Robot
Computer
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Question # 3
The brain of any computer system is
Choose an answer
ALU
Memory
CPU
Control unit
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Question # 4
Which chips using special external equipment can reprogram
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ROM
PROM
SAM
RAM
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Question # 5
Reading data is performed in magnetic disk by
Choose an answer
Read
Sectors
Track
Lower surface
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Question # 6
Which statement is valid about computer program.
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it is understood by a computer
It is understood by programmer
It is understood user
Both of above
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Question # 7
The most commonly used standard dta code to represent alphabetical numerical and punctuation characters used in electronic data processing system is called.
Choose an answer
ASCII
BCD
EBCDIC
All of above
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Question # 8
Symbolic logic was discovered by
Choose an answer
George Boole
Herman Hollerith
Van Neumannd
All of above
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Question # 9
In latest generation computers, the instructions are executed
Choose an answer
Parallel only
Seuentially only
Both Seuentially and Parallel
All of above
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Question # 10
Number crunchier is the informal name for
Choose an answer
Mini computer
Super computer
Micro computer
Main frame computer
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Question # 11
Perforated paper used as input of output media is known as.
Choose an answer
Paper tapes
Magnetic tape
Punched papers taps
Card punch
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Question # 12
A data transmission medium made of tiny treads of glass or plastic that can transmit huge amount of information at the speed of light is.
Choose an answer
Fiber optic cable
Copper cable
Twisted wire cable
None
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Question # 13
Magnetic disks are the most popular medium for.
Choose an answer
Direct access
Seuential access
Both of above
None of these
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Question # 14
Which of the items below are considered removable storage media.
Choose an answer
Removable hard disk cartridges
Magnetic disk
Flexible disks cartridges
All of the above
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Question # 15
Which of the following memories needs refershing.
Choose an answer
SRAM
DRAM
ROM
All of above
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Question # 16
User programmable terminals that combine VOT hardware with built in microprocessor is
Choose an answer
Kips
PC
Mainframe
Intelligent terminals
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Question # 17
Binary codes as used in computer sciences are codes made up of witch of the following two numbers.
Choose an answer
0 and 9
1 and 3
0 and 1
9 and 1
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Question # 18
A method of implementing a memory management system is
Choose an answer
Buddy system
Bridgeware
Broadband coaxial system
All of the above
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Question # 19
Each model of a computer has a unique.
Choose an answer
Assembly of a computer
Machine language
High level language
All of the above
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Question # 20
A floppy disk contains
Choose an answer
Circular tracks only
Sectors only
Both circular tracks and sectors
All of the above
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Question # 21
A device used for transmission of images scanned at a transmitting point and duplicated at a receiving point.
Choose an answer
Facsimile (FAX)
Telephone
Photocopier
None
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