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Operating System :: Process Management - Discussion

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Choose the correct option.

Background running processes are typically called

ADaemons

BTasks

CProcesses

DNone of these

Answer: Option (Login/Signup)

Show Explanation

Background processes are also known as Daemon processes. It runs
in the background without keyboard 
input and waits till keyboard input is
required. Thus, other processes can be done in parallel with the process 
running in background since they do not have to wait for the previous process
to be completed.


Adding & along with the command starts it as a background process



 $ pwd &



Since pwd does not wants any
input from the keyboard, it goes to the stop state until moved to the
foreground and given any data input. Thus, on pressing Enter, 

Output:



[1]   +   Done                 pwd



$



            That
first line contains information about the background process – the job number
and the process             ID. It tells you that the ls command background process
finishes successfully.

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