1.

What is a daemon process in Linux?

Answer»

A program that gets executed in the background because of the occurrence of a specific event, process or condition. Daemon processes are managed by the Kernel. The operations are given unique PIDS.

23. What is the difference between FILESYSTEMS ext2, EXT3 and ext4 in LINUX?
1.ext2Second extended filesystem.
2.ext3The 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.ext4Performance improvements over the ext3 filesystem. Supports huge filesizes.


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