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

to build a literal table and an identifier table
to parse the source program into the basic elements or tokens of the language.
to build a uniform symbol table
None of these
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.

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Operating System (OS)
Addressing modes

All of these
None of these
performs indicated operations on two fast registers of the machine and leave the result in one of the registers.
defines the fundamental method of determining effective operand addresses
are variations in the use of fundamental addressing structures, or some associated actions which are related to addressing.

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Operating System (OS)
The necessary conditions needed before deadlock can occur?

Mutual Exclusion, Hold and wait, No Preemption, Circular Wait
No Mutual Exclusion, Hold and wait, Preemption, Circular Wait
Mutual Exclusion, No Hold and wait, Preemption, Circular Wait
Mutual Exclusion, Hold and wait, Preemption, No Circular Wait

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