Linux is an open source operating system . An operating system is software that directly manages a system and resources ,like cpu, memmory and storage . The operating system sits between application and hardware and makes tha connection between all of your software and physical resources that to do the work
It is used in a variety of applications , including household appliances , automotive entertainment system and network file system appliences
Linux is a one popular version of Unix operating system .it is open source as it's source code is freely available
Basic features
Portable protablity means software can works on different types of hardware in same way
Open source Linux source code is freely available and it's community based devlopment project was
Approximately 3 to 3.5 billion people use the Linux