How can you get/set an environment variable from a program?
Explain about the directory representation in UNIX?
What is dev null in unix?
Is darwin unix?
What is dot profile in unix?
Which data structure is used to maintain the file identification?
Define a single-user system.
Is a directory unix?
What is tilde unix?
What is unix operating system?
What do you understand by the term kernel?
What are some common shells and what are their indicators?
What does unix like mean?