1 - Why is Linux important? - Installing Linux in Virtual Box
2 - Linux Filesystem - pwd, ls, cd commands
3 - alias, mkdir commands
4 - touch, rmdir, rm, cp, mv
5 - echo / wget / nano / vi / cat / more / less / head / tail / find
6 - Sudo , File Permissions
7 - File Permissions - Part - I
7 - File Permissions - Part - II
7 - File Permissions - Part - III
8 - User Creation - Sticky bits
9 - Squid Proxy Server
10 - Networking - SSH Login
11 - Networking - SSH Login
12 - DNS
13 - DNS - II - grep - cockpit
14 - tar - gzip - bzip
15 - Shell Scripting - I
16 - Shell Scripting - II
17 - cron
18 - IP Tables
19 - Hardlink vs Softlink - SCP
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