Operating System (OS)
Which of the following systems software does the job of merging the records from two files into one?

Networking software
None of these
Utility program
Security software
Documentation system

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Operating System (OS)
File record length

Should always be variable
depends upon the size of the file
should be chosen to match the data characteristics
should always be fixed
None of these

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Operating System (OS)
Daisy chain is a device for

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

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Operating System (OS)
Uniform Symbols Table

a permanent table which lists all key words and special symbols of the language in symbolic form
None of these
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

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