What is df -h command?
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What is the command to see the installed rpm's in the linux system.
What is cpu core in linux?
What is chainloading?
Who whoami linux?
I want to built a fire wall using iptables. My condition is " inbound to 192.168.0.2 with a port of 80 from 172.168.0.1 should accept"
What is the command to change from /etc/passwd file to /etc/shadow file?
What is makefile in unix?
What are bash scripts used for?
In order to improve your system’s security you decide to implement shadow passwords. What command should you use?
What happens to hard link when file is deleted?
What does uname command do?
What is shell scripting commands?