Before revision: In computers that are running an operating system and multiple processes, a single, simple test may be insufficient to guarantee normal operation, as it could fail to detect a subtle fault condition and therefore allow the watchdog to be kicked even though a fault condition exists.
After revision: In computers that are running an operating system and multiple processes, a single, simple test might be insufficient to guarantee normal operation, as it could fail to detect a subtle fault condition and therefore allow the watchdog to be kicked even though a fault condition exists.