What is nr in awk command?
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what is the cmd to remove the comment lines from a file and to display the original text without comments? thanks in advance......
What happens when we execute a unix command?
what is the cmd to display the last exit status in UNIX?
Name the unix command to find how many days the server has been up.
what is the functionality of kernel in unix architecture?
What do chmod command do?
How to find $ai_serual resolved path by using unix
How many unix commands are there?
How to use grep command to list find the records of a file containing 10 different strings?
Explain mount and unmount command.
How do I clear my terminal history?
Which mode is used for allowing file write,read and append mode?