Explain the method of changing file access permission?
Explain some of the fundamental concepts of unix?
Explain about shell aritmetic operators and functions?
How do I run a .sh file in unix?
How to perform a system shutdown in unix?
Differentiate swapping and paging.
What is directory unix?
What are the advantages of unix?
Define a process group.
What is the full form of unix?
A process is running for 1000 times.How to kill all processes except one i.e kill 999 processes?
What are the different versions of unix?
How do I check disk space in unix?