uses of boolean?

Question

what is the use of boolean in field of programing...

Answer 1

to test to see if something is true or false.
it gives us answers to yes/no questions
also a loop functions while true for example.
there are a lot of reasons to use a boolean.
does this answer your question?
if not, please state your question more specifcally

Answer 2

please can you explain with taken an example of use