Is unix os free?
Which data structure is used to maintain the file identification?
Explain the following statement, “it is not advisable to use root as the default login.”
How can you kill a process in unix?
Is windows unix like?
Explain what is standard unix streams ?
Who owns the unix trademark today?
What is $# in unix?
How to know the present working directory in unix?
What are the layers of unix operating system?
What do you understand by the term wild-card interpretation?
Which language unix is written?
What is umask in unix?