What is a VM swap file?

Related questions

1. What is swap memory?
2. How much swap do I need?
3. What is the purpose of swap space?
4. What is the swap space in the disk used for?
5. What is swap area Ubuntu?
6. Do you need Linux swap?
7. What is swap in and swap out in Linux?
8. Does 8gb RAM need swap space?
9. Why is swap area needed?
10. What will happen if I delete pagefile sys?

Tags

1. #memory
2. #reserves
3. #virtual
4. #amount
5. #purposes
6. #reduce
7. #allow
8. #greatly
9. #feature
10. #level
11. #executable
12. #cache
13. #overhead
14. #process
15. #related
16. #variety
17. #regular
18. #files
19. #reserved
20. #machine