RHCSA

This post does not intend to provide comprehensive information on how to pass the certification, but serves as study notes on better understanding Linux system. Common File Types: RHEL supports seven types of files: regular, directory, block special device, character special device, symbolic link, named pipe, and socket. Linux does not require file extension, though it’s still a good idea to add the extension for readiability. To identify the file type of a file, the command file and stat can be used:...

This post does not intend to provide comprehensive information on how to pass the certification, but serves as study notes on better understanding Linux system. Even though I have used Linux for quite sometimes now, I never systematically learn how its components works. One of the issues that I often run into is that I don’t know where are the files, say I want to look at the log of the web services, I don’t know where they’re and I’ve to look it up on the internet....