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NAT I Computer Science Computer MCQs With Answers
Question # 1
A binary stream is a sequence of bytes with a.....................correspondence to those on the external devices
Choose an answer
One-to-many
Many-to-many
Many-to-one
One-to-one
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Question # 2
Without primary key in a table data is
Choose an answer
Unique
Integrated
Redundant
Complete
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Question # 3
Data processing is also called
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Crunching
Computing
Informing
All of the above
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Question # 4
Which of the following is true about a function call?
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Stops the execution of the program
Transfers control to the called functions
Transfers control to the main function
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Question # 5
In the do while loop the test condition is evaluated
Choose an answer
After the loop is executed
Before the loop is executed
Between the loop is executed
All the above
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Question # 6
When we declare the integer as unsigned int num-students then what will be the range of integers?
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-32768 to +32767
-65535 to 0
0 to 5535
0 to 4294967295
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Question # 7
Which of the following operation are adopted with data in a database system?
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Normalize
Efficient
Complete
Unnormalize
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Question # 8
A system in which data can be received and sent simultaneously is called
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Simplex
Half duplex
Full-duplex
Multi-duplex
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Question # 9
A computer bus is
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A register
Parallel metal lines
ALU and CU
A computer clock
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Question # 10
Which of the following is correct for data in a database system?
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Inconsistent
Redundant
Integrated
Normal
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Question # 11
This is not a computer virus
Choose an answer
Norton
Chernobyl
Redlof
All are computer virus
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