Linux is command line.
Intro command to get h/w and s/w info.
-> Check whether the machine which you login is linux or something else??
Run the command : uname
-> Check your machine is 32 bit or 64 bit
If the answer comes as x86/ i386/ i586/ i686 -> 32 bit x86_64 -> 64 bit
Command: uname -p
-> Which Operating System you are using ??
Run the command : `cat /etc/*release`
-> What is the processor.
Command: `cat /proc/cpuinfo`
-> What is the RAM/Memory Size??
Command: `cat /proc/meminfo`
-> Check the Disk Size
Command: `sudo fdisk -l`