Questão número 640414

This text refers to questions from 14 through 20.

As found in the text, it is correct to state that

• A.

  the implementation of a redundant system depends, more than anything else, on software and firmware.

• B.

  every built-in test is present in both software and firmware.

• C.

  built-in tests have at most three functions.

• D.

  one of the functions of software is to watch the clock.

• E.

  one of the functions of software is to check the point.