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Exception handling is a type of(a) forward error recovery mechanism(b) backward error recovery mechanism(c) All of the mentioned(d) None of the mentionedThis question was addressed to me in exam.Question is taken from Fault Tolerance in chapter Software Reliability and Fault Tolerance of Software Engineering

Answer»

The CORRECT CHOICE is (a) forward error recovery mechanism

To explain I would say: Exception handling is a forward error recovery mechanism, as there is no roll back to a previous state; instead control is passed to the HANDLER so that recovery PROCEDURES can be INITIATED.



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