Operating System (OS)
You should choose sleep option when

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

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Operating System (OS)
Daisy chain is a device for

None of these
connecting a number of devices to a controller
interconnecting a number of devices to a number of controllers
connecting a number of controllers to a device
All of these

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Operating System (OS)
Uniform Symbols Table

a permanent table of decision rules in the form of patterns for matching with the uniform symbol table to discover syntactic structure
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
contains all constants in the program
a permanent table which lists all key words and special symbols of the language in symbolic form
None of these

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Operating System (OS)
A page fault

occurs when a program accesses a page of memory
is an error is a specific page
None of these
is an access to a page not currently in memory
is a reference to a page belonging to another program

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