1.

____________ using a log record sets the data item specified in the log record to the old value.(a) Deferred-modification(b) Late-modification(c) Immediate-modification(d) UndoThis question was posed to me in a national level competition.My question comes from Recovery topic in section Recovery System of Database Management

Answer»

Correct choice is (d) Undo

Easiest EXPLANATION - Undo brings the PREVIOUS CONTENTS.



Discussion

No Comment Found

Related InterviewSolutions