Chapter 2

File Systems

EnCE Exam Topics Covered in This Chapter:

  • FAT12 file system
  • FAT16 file system
  • FAT32 file system
  • Other file systems (NTFS, CD, and exFAT file systems)

In the previous chapter, we made many references to file systems and discussed generally what a file system is and its functional purpose. We referenced some file system names, such as FAT, NTFS, and Linux’s EXT2/3/4. In this chapter, we thoroughly cover the File Allocation Table (FAT) file system’s internal structures and function, and we touch on the New Technology File System (NTFS) and CD file systems.

The FAT file system has been around for nearly a quarter of a century and will be with us for the foreseeable future. It is still used with floppy drives, Flash media, ...

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