Operating System (OS)
An instruction in a programming language that is replaced by a sequence of instructions prior to assembly or compiling is known as

macro
label
literal
None of these
procedure name

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Operating System (OS)
Which of the following statement is true.

Thrashing is a natural consequence of virtual memory systems.
Seek analysis is used for analysing control-unit busy problems.
The LRU algorithm pages out pages that have been used recently
None of these
All of these

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Operating System (OS)
A spooler is a

Program that coordinates the print job that are waiting to process
Queue of print job that are waiting to print
Location in memory that maintains the contents of documents until it prints
Message sent from the printer to the operating system when a print job is completed

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