Windows File System Formats
Windows includes support for the following file system formats:
CDFS
UDF
FAT12, FAT16, and FAT32
NTFS
Each of these formats is best suited for certain environments, as you'll see in the following sections.
CDFS
CDFS (\Windows\System32\Drivers\Cdfs.sys), or CD-ROM file system, is a read-only file system driver that supports a superset of the ISO-9660 format as well as a superset of the Joliet disk format. While the ISO-9660 format is relatively simple and has limitations such as ASCII uppercase names with a maximum length of 32 characters, Joliet is more flexible and supports UNICODE names of arbitrary length, for example. If structures for both formats are present on a disk (to offer maximum compatibility), CDFS uses the Joliet ...
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