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Question
Explain tape-based and disk-based file system.
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Solution
There are two types of file systems:
Tape-based systems: -It is of sequential type.
- Tape-based systems are simple but inefficient
- In these systems, files are stored on to reels of physical tapes. Generally, one or more files are stored on to one tape
- Tapes are used for transport of data from one computer to another.
Disk-based systems:- It is direct access through physical address
- Each disk is divided into tracks and each track is further divided into the number of sectors
- A number of tracks and size of sectors is variable. It varies from one drive to another.
- A disk has a device directory, indicating, which files are on the disk. The directory lists the
file name, starting address, file length, type of file, time of creation, and time of the last update etc
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