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Linux

LINUX is referred to as the most used operating system and is best known for its efficiency and fast performance. LINUX was first introduced by Linux Torvalds and is based on Linux Kernal.
It can run on different hardware platforms manufactured HP, Intel, IBM, etc.

Below are some important topics that i found useful:

Linux Hierarchy in depth ?
Basic linux commands?
Creating files touch, cat, vim?
Users & Groups, Passwd and shadow file?
Importance of Fstab file?
Basic Port addresses?
Dual booting of Linux 7 & Windows 7?
Booting process of RHEL7?
What is UUID in fstab
Creating & converting ext 2 3 4
Special permissions: the setuid, setgid and sticky bits
Linux Questions Colllections? 
raid


Big Differences:

Difference between linux and unix
Difference between linux and windows
Difference between linux rhel7 & rhel6

Some Important Commands in linux
ls
find
links
Crontab
Compression
acls
cut
grep
ssh telnet
df
du
fdisk
mountpoint 

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