[Techtalk] questions re installing gcc-3.4.2

[Darlene Wallach]

I have RedHat7.3

I want to install gcc-3.4.2.
I have downloaded gcc-3.4.2, gcc-g++,  and gcc-java.
What is gcc-core? How do I know if I need it or not?

Thank you for any advice.

Darlene