Mounting a file system means :

Preparing it for backup.

Copying all the files from one filesystem to another.

Moving all the files from one filesystem to another.

Loading a filesystem from backup medium like tape.

Providing a link to the filesystem to be mounted so that it appears as a local subdirectory.

Answer:
Providing a link to the filesystem to be mounted so that it appears as a local subdirectory.

Note: This Question is unanswered, help us to find answer for this one