State the purpose of each of the following pieces of utility softwares:

1)Disk Formatting

- To divide up the surface of a disk into more easily manageable sectors.

2)File handling

- To manage the files that are stored on a computer system.

3)Hardware Drivers

- used to control communication between computer and peripherals.

4)File Compression

- Reduces files without the loss of any details.

5)Virus Checker

- Used to check any files on or entering the system for viruses.

[Qouted from www.en.wikipedia.org]