Which mode is used for allowing file write,read and append
mode?
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What are reported commands?
Who wrote grep?
What is the unix command to confirm a remote host is alive or not?
Can you explain a little bit about command substitution?
What do chmod command do?
Give the command for finding the current date.
Why is awk called awk?
Explain command to show the space allocation of files?
Enlist some filename manipulation commands in unix.
What is grep r?
How do you grep recursively?
How does pipe () work?
Who command in unix operating system?
What is rmdir command?
What is time_t?