you can not format a disk without losing the data, so back up all of your data elsewhere before formatting.
The data is still there. When you format a disk you're just telling the hard disk controller that the disk is effectively empty and it's okay to overwrite any data that may be on it. This is why "undelete" programs work.
It erases all your data on the disk which you specified, fofr instance, format C:. It will format (erase) all your data from C.
No. Formatting a disk erases index and location information.
Yes, Format is a term for "clear out"
yes.
No. You must copy the data somewhere else if you want to keep it.
Formatting a disk that contains files of data can result in total data loss. Unless you have backed up all the data from a drive (if possible), do not format unless you are prepared to lose everything including your operating system, which you will then need to reinstall.
Once you format, any data on disk is gone.
A hard disk acts as a storage device for data. Data is also retrieved from the hard disk. The data that is kept in the hard disk is not erased even when the computer is switched off.
Because DVD-R is already formatted. If you try to format it you will damage it permanently. You should write data on a DVD-r disk without formatting it.
As little as possible. Floppy disks are prone to corruption and should be accessed as little as possible. It would be generally advised that no data should be stored on a floppy disk, and that any data you have on floppy disk should be removed and backed up on a more reliable format such as flash memory.
As data in binary format of 0 & 1 on hard drive sectors.