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

None of these
literal
label
procedure name
macro

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Operating System (OS)
The FIFO algorithm

executes first the job that last entered the queue
executes first the job with the least processor needs
executes first the job that first entered the queue
None of these
execute first the job that has been in the queue the longest

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