What are bash commands?
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what is difference between unix and linux?
How do you find path of a directory? Give its syntax.
what is ls -ltd?
Write a command to display a file’s contents in various formats?
in a growing log file how will you see the 1st 99 lines?
Write a grep (or grep) command that selects the lines from a file that have exactly three characters.
what is the functionality of kernel in unix architecture?
What are filter commands in unix?
How do I search a whole word in vim?
How would you find the size of a file or directory?
How we will execute previous command in vi editor?
Explain iostat, vmstat and netstat.