Can you write a command to erase all files in the current directory including all its sub-directories?
When the shell is reading the command line what is the difference between text enclosed between double quotes ( ” ) and text enclosed between signal quotes ( ’ )?
How do you copy a directory with many files and folders into another directory?
Write a grep (or grep) command that selects the lines from a file that have exactly three characters.
to list a particular line in the file
Which command is used to create a directory?
What is unix command line?
What is a Unix signal, and how do you handle them?
in UNIX ,What is the command to view contents of a large error log file?
Give two UNIX kernel parameters that effect an Oracle install
Write a command to find all of the files which have been accessed within the last 30 days.
How do I use nslookup?
What are the general commands in using unix os for a beginner?