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?

All of these
Languages
Utilities
Operating system

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Language Processors
In analyzing the compilation of PL/I program, the term "Machine independent optimization" is associated with

recognition of basic syntactic constructs through reductions
use of macro processor to produce more optimal assembly code
creation of more optional matrix
recognition of basic elements and creation of uniform symbols

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Language Processors
Indicate which of the following is not true about 4GL?

Many database management system packages support 4GLs
All of these
4GL does not support a high-level of screen interaction
A 4GL is a software tool which is written, possibly, in some third generation language

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Language Processors
In analyzing the compilation of PL/I program, the term "Lexical analysis" is associated with

recognition of basic elements and creation of uniform symbols
use of macro processor to produce more optimal assembly code
creation of more optional matrix
recognition of basic syntactic constructs through reductions

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