Difference between audit and investigation?

Question

Difference between audit and investigation?

Answer 1

Audit is also when you have a checklist and you go around checking if the requirements are met or not. You know what to look for.

Answer 2

Audit is a process to check whether the account are properly maintained as per required norms following all the procedures etc. and to point out any lapses in this line.

whereas

Investigation is done when a lapse already exists to pin point the reason and person involved in it so that  responsibility  for such lapse could be fixed/

Answer 3

an audit is when they are actually doing the auditing and an investigation is when they are investigating.

or you could say the differences are:

an audit is an official examination and verification of accounts and records, esp. of financial accounts.

investigating is when you search out and examine the particulars of in an attempt to learn the facts about something hidden, unique, or complex,