Language Processors
Convert the 48 machine language instructions into assembly language, assuming that they were not generated by pseudo-ops:

LOADA h#OD4E, i
ASRA
ADDA h#01FE, i
STOREA h#014B, d

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Language Processors
A compiler is

a program that places programs into memory and prepares them for execution
is a program that appears to execute a source program as if it were machine language
program that accepts a program written in a high level language and produces an object program
a program that automate the translation of assembly language into machine language

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Language Processors
The function(s) of the Syntax phase is/ are:

to recognize the major constructs of the language and to call the appropriate action routines that will generate the intermediate form or matrix for these constructs
to build a uniform symbol table
to build a literal table and an identifier table
to parse the source program into the basic elements or tokens of the language

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Language Processors
In analyzing the compilation of PL/I program, the term "Syntax 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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Language Processors
Indicate which of the following is not true about 4GL?

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

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