What is ext2?
ext2 is a journaling file system. Being the second generation of the Extended Filesystem (full name: Second extended file system), it is the predecessor to ext3. It was first introduced in January 1993.
- ext3: the third generation of the "extended file system"
- ext4: the forth generation of the "extended file system"
- file-system: A file system is the logical structure to organize (store, retrieve and update) data on a storage device.
- mount: The command to make a storage device accessible
- ntfs: a filesystem used on MS Windows systems