dud
That could be dud.
The answer depends on the information that you have. If all else fails, ask your bank.
A hypothesis will be rejected if it fails the necessary testing required for it to become a scientific theory.
Since 21 fails the divide by two test it would seem to be odd.
When MBR fails then the operating system will not load.
See http://www.fivecentnickel.com/2008/09/22/what-happens-to-your-mortgage-if-your-bank-fails/
you would die
You will have to go to a doctor.
Try it
If your digestive system fails you will suffer and possibly die from malnutrition.
breach of warranty
When interpositional reconstruction fails, total joint replacement may be necessary
You die.
That's a miscarriage.
What happens depends greatly on which module fails. If the engine control module (computer) fails it may cause the engine to run poorly or not at all. If the ignition module fails the engine won't start.
you die a slow and painful death!!