What are the various ids in unix processes?
Is used to create ordinary files on any unix system?
How to find out what processes are running in the background in unix?
What is a parent directory in unix?
How unix is different from other operating systems?
How to give execute permission for a file in unix?
What are the features of unix operating system?
What is unix kernel explain it?
What are hidden files in unix?
What is umask in unix?
What is a filter in unix?
What is unix environment?
How do I delete files older than 2 days unix?