Language Processors
Systems software is a program that directs the overall operation of the computer, facilitates its use and interacts with the users. What are the different types of this software?

Utilities
Languages
All of these
Operating system

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Language Processors
A non-relocatable program is one which

consists of a program and relevant information for its relocation
can itself perform the relocation of its address-sensitive portions
cannot be made to execute in any area of storage other than the one designated for it at the time of its coding or translation
All of these

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Language Processors
Assembly code data base is associated with

assembly language version of the program which is created by the code generation phase and is input to the assembly phase
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
consists of a full or partial list or the tokens as they appear in the program. Created by Lexical analysis and used for syntax analysis and interpretation

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Language Processors
A base register table

allows the programmer to write base registers and displacements explicitly in the source program
allows multiple programs to reside in separate areas of core at the same time
is used to remember which of the general-purpose registers are currently available as base registers, and what base addresses they contain
is a term that refers to the control programs of an operating system

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