Content text Linux Chapter II.pdf
Chaper II: Basic of Linux
Basic Linux Command Linux has a super administrator account name “???????” “????” is the most powerful account that can create, modify, delete accounts and make changes to the system configuration. Linux is case sensitive. Avoid using file names with spaces. We use terminal to enter commands to the computer, Linux Shell or “Terminal” So, basically, a shell is a program that receives commands from the user and gives it to the OS to process, and it shows the output. Linux's shell is its main part. Its distros come in GUI (graphical user interface), but basically, Linux has a CLI (command line interface). In this tutorial, we are going to cover the basic commands that we use in the shell of Linux. raju@localhost]$ Root@localhost]#
Linux File System OS store data on disk drive using a structure called a filesystem, consisting of files, directories and information needed to them to access and locate them There are many different types of filesystems example: ext3, ext4, ext5, XFS File System and Swap File System Linux filesystem store information in a hierarchy of directories and files.