An audit trail ___________
(a) Is used to make backup copies
(b) Is the recorded history of operations performed on a file
(c) Can be used to restore lost information
(d) None of the mentioned
I had been asked this question by my college director while I was bunking the class.
My question comes from Organization of Records in Files topic in division Storage and File Structures of Database Management
Select the correct answer from above options
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