308.What is the purpose of the fuel drain valve ?

353.What does a Warning message replace ?

352.Where does a warning message appear?

351.According to these cockpit indications:

350.According to these cockpit indicators:

349.What is the basic role of the DMCs ?

348.Which computer processes the warnings ?

347.What do the visul attention getters consist of ?

346.On which display are the engine paramenters ?

345.When is the ice detection system inhibited ?

344.How many levels of ice detection are provided ?