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

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

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Language Processors
A loader is

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

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Language Processors
A base register table

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
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

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Language Processors
A non-relocatable program is one which

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

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