Language Processors
In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of register?

index mode
absolute mode
indirect mode
immediate mode

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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
4GL does not support a high-level of screen interaction
All of these
Many database management system packages support 4GLs

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

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

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