For fault-tolerance to operate, a system must be:

A.
Capable of a cold start.

B.
Capable of terminating operations in a safe mode.

C.
Capable of detecting and correcting the fault.

D.
Capable of only detecting the fault.

Explanation:
The correct answer is “Capable of detecting and correcting the fault”. The two conditions required
for a faulttolerant system.
Answer “Capable of only detecting the fault” is a distracter.
Answer “Capable of terminating operations in a safe mode” is the definition of fail safe and answer
“Capable of a cold start” refers to starting after a system shutdown.