Operating System (OS)
A spooler is a

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

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Operating System (OS)
Link encryption

is less secure than end-to-end encryption
is more secure than end-to-end encryption
None of these
can not be used in a public network
is used only to debug

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Operating System (OS)
The advantage of a command processor running only built-in commands is:

None of these
the processing is much faster than would other-wise be the case when user defined commands are used
flexibility to the users in running lists of commands by simply collecting them in named batch command files
users can create system programs and run them as commands
the command set being common across different hardware configurations

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