What to do to become and software programmer

Question

how much to know about to become and software programmer

Answer 1

you can't know it all:
so just acquire enough knowledge :
and team up with others if possible :
start with simple tasks :
you'll get better with every try.

Answer 2

Read program, write program and help others. U don't need to know too much but if you know something, be thorough.

Answer 3

Study and learn,