How do you switch from any user type to a super user type?
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What does pipe do in unix?
Explain about shell aritmetic operators and functions?
How do I show hidden files in unix?
Interviewer: Lets say there is a partition of 100GB. When i tried to create a file using touch command, under any directory, it was unable to create the file- '100% full disk space'. I calculated the size of each and every directory on that partition mannually by adding each file size & in came out to be total size 50GB. Then where is the remaining 50GB ? why it is showing disk space 100% full in 'df -h' command?
What is pattern matching in unix?
Is unix only for supercomputers?
How is unix different from linux?
Write down some common shells with their indicators?
Explain piping.
What are the advantages of unix operating system?
how to kernel protected memory?
Is ios based on unix?