Linux Tutorial For Beginners

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# Linux For Beginners

A Red Hat Certified System Administrator   RHCSA   is able to perform the following tasks  :simple_smile:

Linux Beginners  https://github.com/techtutorials/Linux-For-Beginners  

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**RHCSA Objectives**

- Understand and use essential tools for handling files, directories, command-line environments, and documentation

- Operate running systems, including booting into different run levels, identifying processes, starting and stopping virtual machines, and controlling services

- Configure local storage using partitions and logical volumes

- Create and configure file systems and file system attributes, such as permissions, encryption, access control lists, and network file systems

- Deploy, configure, and maintain systems, including software installation, update, and core services

- Manage users and groups, including use of a centralized directory for authentication

- Manage security, including basic firewall and SELinux configuration

- RHCSA Certification Course Overview  https://www.youtube.com/watch?v=BskRmjvWG5Y  

- Setup Linux Lab using your Desktop  https://www.youtube.com/watch?v=2DKrI3CWfbE  

- Introduction to Linux Operating System  https://www.youtube.com/watch?v=Wv5VHr4esvs  

- Download ISO and Centos7 Installation Guide  https://www.youtube.com/watch?v=I25FJk7Vzjc  

- Getting Started with Linux Basic Commands  https://www.youtube.com/watch?v=34E_QacTwww  

- Alias Command Linux | Create Shortcuts for Long Commands  https://www.youtube.com/watch?v=4HS7w3aQoaE  

- awk Command | Powerful Text Manipulation Tool  https://www.youtube.com/watch?v=7qaBKueySg0  

- Crontab Command - 15 Cronjob Scheduling Examples in Linux  https://www.youtube.com/watch?v=6dJlp133iYg  

- Curl Command | Send and Receive Files From Server  https://www.youtube.com/watch?v=tjQ9beFSBmA  

- Find Command | Search Files and Directory in Linux  https://www.youtube.com/watch?v=OmPoEDJxcmA  

- Firewall-cmd command | Firewall Using FirewallD on CentOS 7  https://www.youtube.com/watch?v=fKFYDVWFndc  

- Fdisk Command | Fixed Disk | Format Disk - Manage Disks & Partitions  https://www.youtube.com/watch?v=I2KsQ0rpuXE  

- Grep Command | 15 Amazing Practical Examples  https://www.youtube.com/watch?v=kHd-HMe0OOE  

- Hostname Command | How To Assign and Change Hostname in RHEL 7  https://www.youtube.com/watch?v=AcaETZeHM9o  

- dig Command | Troubleshoot DNS record Issues  https://www.youtube.com/watch?v=753xPLKWklA  

- tr Command in Linux/Unix  https://www.youtube.com/watch?v=4rfXktIV6cE  

- chage command | Enforce Users To Change  Passwords Frequently  https://www.youtube.com/watch?v=zENZ3sPaLhI  

- cpio command | Find and Archive the Files & Directory Tree  https://www.youtube.com/watch?v=ItHisMxfv-E  

- dd Command | Create HDD Image Backup and Restore  https://www.youtube.com/watch?v=0zcb6Ecpacw  

- head command | tail command To check Log Files | Linux Tutorial  https://www.youtube.com/watch?v=raI1yrYwGfY  

- File Globing in Linux | Wildcards To Fetch Data  https://www.youtube.com/watch?v=r_f8yF_epxQ  

- chmod command | Modify Files & Directory Permissions  https://www.youtube.com/watch?v=0qJW0225ASI  

- du Command | Disk utilization analyze -   https://www.youtube.com/watch?v=YDoto35PmUI  

- file command to determine any file type -   https://www.youtube.com/watch?v=RD4DahuBN2k  

- history command | Remember Commands Like Pro  https://www.youtube.com/watch?v=uFvF17UnYZg  

- diff Command | Compare Multiple Files Content -   https://www.youtube.com/watch?v=Zc50h2wGUp4  

- cut command in Linux | Trim Text As You Like  https://www.youtube.com/watch?v=Dn9t50Y2o0s  

- free command | Check System Memory Usage to identify Performance Issues  https://www.youtube.com/watch?v=MYvr_uy6L9w  

- chgrp command | Change Group Ownership Of Files and Directories  https://www.youtube.com/watch?v=WUrxbMSDV8Y  

- df Command | Disk File System Usage Report  https://www.youtube.com/watch?v=O8ElkiAGsfM  

- Linux commands: id Command | print real and effective user and group IDs  https://www.youtube.com/watch?v=4j6ufjitfZM  

- at command Linux -   https://www.youtube.com/watch?v=IzF0MBAGad0  

- date Command | Convert Date & Time As Per Timezone  https://www.youtube.com/watch?v=FKBNZYr8Ryw  

- cat command |  Concatenate files and print on the standard output  https://www.youtube.com/watch?v=3V_gxZnZk80  

- chown command | Change User-Group Ownership of Files and Directories  https://www.youtube.com/watch?v=07bKJcc47nw  

- Linux commands:  chattr command to protect files & directories from accidental deletion  https://www.youtube.com/watch?v=A2lrUpCcbHE  

- cd command | Change the current directory to dir -   https://www.youtube.com/watch?v=FPrtytWSBLE  

- bc Command | An arbitrary-precision calculator language  https://www.youtube.com/watch?v=EJKtGl-6kHY  

- expr command | Evaluate Expressions in Linux -   https://www.youtube.com/watch?v=6LbMLSBoLGY  

- cp Command | Copy Files & Directories and Create Soft & Hard Links  https://www.youtube.com/watch?v=StxMta9_q70  

- Linux commands:  ifconfig command | To See Interface Details  https://www.youtube.com/watch?v=pGnsiAxsTug  

- cal command | To View Calendar of Any Year  https://www.youtube.com/watch?v=xSN5tYuLiRM  

- arp command Linux -   https://www.youtube.com/watch?v=VG-MMju9RhQ  

- 25 Basic Linux Commands Commonly Used in Daily Tasks - RHCSA  https://www.youtube.com/watch?v=-I7WeOHj6LA  

- Linux User Administration - RHCSA Certification Guide  https://www.youtube.com/watch?v=KejTjofmdM4  

- Modify Linux User Properties and Set Password Age Policy  https://www.youtube.com/watch?v=8EzhyyutaN8  

- YUM Repository Configuration RHEL 7 Step by Step Guide  https://www.youtube.com/watch?v=VXSKr4GKOgY  

- Creating Linux Groups and Securing them with Password - RHCSA  https://www.youtube.com/watch?v=D1ZFQgTsz3U  

- Linux File Permissions - umask Explained - RHCSA  https://www.youtube.com/watch?v=r-a1fcHHRQ8  

- ACL - Access Control List - Linux Permissions - RHCSA  https://www.youtube.com/watch?v=0KbP-yHSvVI  

- Special File Permissions Linux - SUID, SGID and Sticky Bit - Tech Arkit  https://www.youtube.com/watch?v=uFud2eZnXSM  

- Sudo User Configuration Deep Dive - sudoers - visudo - Tech Arkit  https://www.youtube.com/watch?v=TygHDr_yHyw  

- Linux Disk Partitioning Creating Standard Partitions - RHCSA - Tech Arkit  https://www.youtube.com/watch?v=yc9Gz5xLSSk  

- How To Delete Standard Partitions in Linux - Tech Arkit  https://www.youtube.com/watch?v=LhecpXO7nug  

- LVM  Logical Volume Manager - Creating Logical Volumes - RHCSA  https://www.youtube.com/watch?v=3mgm2Q4DIdg  

- lvextend Extending Logical Volume Size non-disruptively - RHCSA  https://www.youtube.com/watch?v=5e5h6xYctL0  

- lvreduce How to Reduce LVM Size without Loosing data  https://www.youtube.com/watch?v=qj34vtpyfVg  

- How to Get Help From Linux Command Line and Man Pages - RHCSA  https://www.youtube.com/watch?v=EyILeB9Drso  

- OpenSSH   Secure Shell   Server and Client Configuration - RHCSA  https://www.youtube.com/watch?v=4SdszyDodcU  

- Syslog Server Analyzing and Storing Logs - RHCSA  https://www.youtube.com/watch?v=KHUG3gFl0fM  

- Archiving and Compressing Files and Directories - tar - RHCSA  https://www.youtube.com/watch?v=XkEsIjSAwws  

- RPM   Red Hat Package Manager  Install/Remove/Upgrade/Query Software's  https://www.youtube.com/watch?v=7h5M48FvkZA  

- Crontab and at  Commands - Automating Regular Tasks  https://www.youtube.com/watch?v=9CZ7rHtVQr0  

- ps - Listing and Managing Linux Process - RHCSA  https://www.youtube.com/watch?v=ni2nTgDvyxE  

- Access Linux machine using GUI and CLI1  https://www.youtube.com/watch?v=cwz1AgVQ41k  

- Shell Scripting Tutorial-3 Linux Directory Structure Amazing way to understand  https://www.youtube.com/watch?v=rVxpe1_lNFE  

- Shell Scripting Tutorial-2 Linux Basics - Linux basic commands  https://www.youtube.com/watch?v=IFvMor-0eFM  

- Shell Scripting Tutorial-4 Basic Commands touch, cat, ls, cd, date, cal and pwd  https://www.youtube.com/watch?v=yYC8aaQ3eZA  

- Shell Scripting Tutorial-5 Copy, Remove, Move and Time Commands  https://www.youtube.com/watch?v=G7XFreQkDB8  

- Shell Scripting Tutorial-6 diff and grep command with regular expressions  https://www.youtube.com/watch?v=RwcQ6JzTsmA  

- Shell Scripting Tutorial-7 head, tail, sort and more commands How to check logs using these commands  https://www.youtube.com/watch?v=OgV3qrPQulU  

- Shell Scripting Tutorial-8 tr and wc command Count file characters, lines and words  https://www.youtube.com/watch?v=d40a5zFa8yI  

- Shell Scripting Tutorial-9 Linux Disk Utilities to get required information  https://www.youtube.com/watch?v=vx1WZepOmKg  

- Shell Scripting Tutorial-10 Getting Help from Command Line Interface  https://www.youtube.com/watch?v=GcYu-0IIJas  

- Shell Scripting Tutorial-11 w, who, hostname, hostnamectl and uname commands  https://www.youtube.com/watch?v=7shAr5lp_Wc  

- Shell Scripting Tutorial-12 find and locate command to search for files and directories  https://www.youtube.com/watch?v=Rd6e-OrsHpo  

- Shell Scripting Tutorial-13 top command analyzing system performance  https://www.youtube.com/watch?v=UQ7rr4_47YY  

- Shell Scripting Tutorial-14 Text Editors Nano and Vi  https://www.youtube.com/watch?v=K3SUrcJ740Y  

- shell scripting Tutorial-15 sed, awk, vmstat, netstat and mail  https://www.youtube.com/watch?v=4hJorSKg9E0