Which language is mostly used in Infosys or Tcs kinda companies?

Answer 1

mostly they prefer Java for more check this out
https://www.quora.com/Which-languages-are-mostly-used-by-IT-companies-like-TCS-Wipro-etc

Answer 2

C,C++,C#,Java..

These are the most usefull languages in IT Companies like TCS ,Wipro,etc