Operating System (OS)
The function(s) of file system is (are):

All of these
None of these
to provide for long and short term storage of files with appropriate economic tradeoffs.
to provide complete file naming freedom to the users and to permit controlled sharing of files
to provide security against loss of information due to system failure

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Operating System (OS)
Memory

is a device that performs a sequence of operations specified by instructions in memory.
is typically characterized by interactive processing and time-slicing of the CPU
is the device where information is stored
is a sequence of instructions
None of these

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Operating System (OS)
The function(s) of the Syntax phase is(are)

to build a uniform symbol table
None of these
to parse the source program into the basic elements or tokens of the language.
to recognize the major constructs of the language and to call the appropriate action routines that will generate the intermediate form or matrix for these constructs.
to build a literal table and an identifier table

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