What does the “echo” command do?
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Name the general commands in using unix os for a beginner?
what are processor execution levels and priorities?
What is grep command in unix with examples?
Explain command to show the space allocation of files?
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?
What are the dos commands?
what do you understand by 'building block primitive'?
How to identify whether a file is normal file or directory?
How do you move or rename a file or directory?
How to get the last ten lines of a file using awk utility?
Explain the read, write, and execute permissions on a UNIX directory.
Describe the usage and functionality of the command rm –r * in unix?