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Operating System (OS)

Operating System (OS)
In DOS, the maximum length of filename is

11
8
10
5

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Operating System (OS)
Which of the following resources must be protected by the operating system?

I/O
Memory
CPU
All of these

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Operating System (OS)
GUI means

Geometric user interface
Graphic user interface
Graphical user interface
Geographic user interface

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Operating System (OS)
Which of the following is true about pseudocode

A machine language
None of these
An assembly language
All of these
A high-level language

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Operating System (OS)
The register or main memory location which contains the effective address of the operand is known as

pointer
scratch pad
special location
indexed register
None of these

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Operating System (OS)
What do you mean by Memory Compaction?

Combine multiple equal memory holes into one big hole
Divide big memory hole into small holes
Combine multiple small memory holes into one big hole
Divide memory hole by 2

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