hard20 pts · first answer countsfirmwarefunctional-safetymisra-c

State machine with no default

A safety state machine uses a switch on an enum with cases for every defined state and no default. Why do safety guidelines want a default branch that handles errors?

A.The compiler needs default to build jump tablesB.A corrupted variable can hold a value outside the enumC.Without default the switch runs every caseD.A default case makes the code run faster

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State machine with no default

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