An investigation into the code revealed
A) all the code was written by a single programmer.
B) much of the code was in the form of modules lifted from previous version of Therac.
C) the faulty code did not cause harm in previous versions because of mechanical interlocks.
D) All of the above

Question

Quizplus · Accepted Answer

The investigation into the Therac-25 incident revealed that all the code was written by a single programmer, much of it was in the form of modules lifted from previous versions of Therac, and the faulty code did not cause harm in previous versions because of mechanical interlocks.

An Investigation into the Code Revealed