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

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

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Language Processors
The advantage(s) of incorporating the macro processor into pass 1 is/ are:

All of these
Functions are combined and it is not necessary to create intermediate files as output from the macro processor and input to the assembler
many functions do not have to be implemented twice
more flexibility is available to the programmer in which he/she may use all the features of the assembler in conjunction with macros

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Language Processors
The system/370 assembler language

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

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

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

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Language Processors
A relocate program form is the one which

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
can itself perform the relocation of its address-sensitive portions
All of these
consists of a program and relevant information for its relocation

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