Who invented grep?
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What is a command and examples?
How to find and replace the below command?
How to know a process is a zombie or orphan process?
How does one process we can start an executable file? How to get the PID process, which we started?
What is the use of cut command in unix?
how many internal commands is there in UNIX?
What are bash commands?
Can you enlist some commonly used network commands?
Assume the following files are in the working directory prompt> ls -l tasks -rw-r--r-- 1 alex student 1423 Feb 21 14:01 tasks What command can Alex use to give everyone permission to write to the file? What will the ls -l command display if he does so?
Is ‘du’ a command? If so, what is its use?
Give two UNIX kernel parameters that effect an Oracle install
what is the command to list files in a directory in UNIX?