How do I check dns entry?
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What is the most graceful way to get to run level single user mode?
what are the init levels in Linux?
How do I check my cpu speed?
How many commands are there in linux?
Explain grep command.
What the command used for list the contents of your home directory, current directory and all subdirectories?
What is ulimit command?
in unix how to change old name to new name
You want to copy the user’s home directories to a new location. Which of the following commands will accomplish this?
What does make clean command do?
Explain the working of command grouping?
What are whois tools?