Operating System (OS)
You should choose sleep option when

When computer gets hanged frequently. Let it sleep for some time
You are leaving for a very short time and want to resume you work shortly
The computer is tired after working for the whole day
You finish working and going to bed

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Operating System (OS)
Uniform Symbols Table

None of these
consists of a full or partial list of the token's as they appear in the program. Created by Lexical analysis and used for syntax analysis and interpretation
a permanent table which lists all key words and special symbols of the language in symbolic form
a permanent table of decision rules in the form of patterns for matching with the uniform symbol table to discover syntactic structure
contains all constants in the program

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Operating System (OS)
Which of the following functions is(are) performed by the loader

physically place the machine instructions and data into memory.
allocate space in memory for the programs and resolve symbolic references between object decks
None of these
adjust all address dependent locations, such as address constants, to correspond to the allocated space.
All of these

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