Enlist some filename manipulation commands in unix.
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Explain the steps that a shell follows while processing a command.
in UNIX ,What is the command to view contents of a large error log file?
Give Command that will move a single file called "unix.txt"
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?
Explain ‘system calls’ with respect to unix commands?
how many internal commands is there in UNIX?
What is the comma to display different lines that are found when compare two files?
what is shell?
What are file permissions in Unix, and how are they represented?
What is a Unix signal, and how do you handle them?
What is the pipe command?
29. How to display top 10 users Who | head -10 | wc –w