What are the important programing languages should a programmer knows?

Answer 1

I advice you go to www.sololearn.com/faq to understand better based on your question.

Answer 2

Every programming language is important according to its area of use.
it depends
if you are a web developer then you should know:
a)html,css,javascript,jquery etc.
b)php,java,.Net

but generally you should know
a)python(widely used)
b)java(3rd most demanded language)
c)c#
.............

Answer 3

C,Java,C++,Python

Answer 4

yeah i got my answer there ...thnx