Mesa Airlines Pilot Indoc questions with correct answers

What does M and or O mean in the remarks section of the MEL? CORRECT ANSWER-M= for maintenace instructions O = for flight crew instructions How many days can a aircraft be flown with a category A -B -C- D- or M Category? CORRECT ANSWER-Category A= specified Category B = 3 Category C = 10 Category D= 120 Category M = within specific time found on release nef What Categories can be extended and for how long? CORRECT ANSWER-B= 3 days C= 10 days How is a write up properly cleared or deferred? CORRECT ANSWER-By an entry into the corrective action column by the qualified mechanic stating how the issue was resolved or deferred What should be done if an out of date expired MEL is discovered CORRECT ANSWER-contact MX control and dispatch