Rexx Interview Questions

Rexx Interview Questions

  • Aarush Shukla
  • 14th Jun, 2022

About REXX

REXX is a programming language that is tremendously versatile. Aspects such as common programming readability, structure, and free format create it a good language for beginners and common users. Yet because of the REXX programming language be capable to be intermixed by means of commands to dissimilar host environments, provides powerful functions and has extensive mathematical capabilities, it is also appropriate for more knowledgeable computer professionals. Rexx is an interpreted script programming language it’ developed by IBM firstly for use by personal users of large operating systems.

Rexx Interview Questions

1) What is Rexx?

Rexx stands for Restructured Extended Executor which is designed as a scripting language in order to make scripting as easy, fast, reliable, and error-free as possible.

2) List system requirements to install Rexx Framework?

System requirements to install Rexx Framework are:

  • Memory - 2 GB RAM
  • Disk Space - No minimum requirement
  • Operating System Version - Rexx can be installed on Windows, Ubuntu/Debian, Mac OS X.

3) List built-in data types in REXX?

The Built-in Data Types in Rexx are:

  • Integer
  • Big Integer
  • Decimal
  • Float
  • String

4) What is unique concerning REXX execs?

A REXX exec consists of REXX language instructions that are interpreted directly by the REXX interpreter or compiled directly by a REXX language compiler and executed by a Compiler Runtime Processor.

5) What is Regina in Rexx?

Regina is another Rexx interpreter available to compile and run Rexx programs. It can run on any platform whether it be Windows, Linux, or Mac OS.

6) What is use of justify function Rexx?

JUSTIFY is a non-SAA built-in function provided only by TSO/E and VM. It returns the string formatted by adding pad characters between blank-delimited words to justify to both margins.

7) What is ActiveTcl in Rexx?

ActiveTcl is one of the two packages that is used for utilizing the graphic user interfaces available in Rexx.

8) What are extended functions in Rexx?

Extended functions are the functions that give a wide variety of functionality that allows interaction with the Operating System.

9) What is NetRexx?

NetRexx is an open-source general-purpose programming language inspired by two very different programming languages, Rexx and Java such that it can run on the Java virtual machine(JVM).

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