What is awk good for?
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write grep commands to select the lines that have exactly two characters
What are the differences among a system call, a library function, and a unix command?
How do I search a whole word in vim?
How do I search for text in vi?
If we want to see first 35 lines of a file which command we have to use?
What is the command to compare two files in unix?
what is the function of grep command?
A file has 1000 lines and i want to display only 1st line how to do it? pls ..tel me
Which command is used to delete all files in the current directory and all its sub-directories?
How does a user get the current date, time in UNIX?
How do you find path of a directory? Give its syntax.
what is difference between unix and linux?