What is the difference between filesystems ext2, ext3 and ext4 in Linux?
1. | ext2 | Second extended filesystem. |
2. | ext3 | The concept of journaling was introduced, wherein, if a system crash or power failure occurred, the filesystems that were not saved could be recovered, unlike ext2. |
3. | ext4 | Performance improvements over the ext3 filesystem. Supports huge filesizes. |
BY Best Interview Question ON 15 Apr 2019