What happens when hard disk fails?

Related questions

1. Can chkdsk fix bad sectors?
2. Does chkdsk delete data?
3. How do I stop chkdsk in progress?
4. Are larger hard drives slower?
5. How do you tell what is slowing down my computer?
6. Is chkdsk safe?
7. Does RAM slow over time?
8. How long does it take to format a 1tb HDD?
9. What happens if I stop chkdsk?
10. What is HDD Regenerator?

Tags

1. #physical
2. #crash
3. #logical
4. #whirring
5. #operating
6. #grinding
7. #clicking
8. #caused
9. #simply
10. #drive
11. #computer
12. #system
13. #errors
14. #failure
15. #crashes
16. #noise