Yes, it's correct use of the language in an informal setting. Mother tongue English speakers would definitely understand.

Sounds good to me, and I think it’s the correct way to say it.

The photo turned out well. It looks good Good shot that shot looks good it is a little dark but it's okay cool pic etc take your pick. There are many ways to say the same thing.

Yes. It sounds perfectly natural to me.

i am new here , like a fool