How can i know ,i am become professional in any language programming

Question

Hi, I want to know :"how can I know I am become a professional in any language programming

Answer 1

try out challenges....
in that languages..

Answer 2

try to use this language to write the code and you will understand by yourself how strong and professional you are. if you can do this without looking for anybody help -you are strong enough, so go ahead and try to code something else. and so on.

Answer 3

challenges are most certainly the best way to improve or prove your skills.

Answer 4

thank u so much

Answer 5

thank you ....that's the only method ?