Kernel: The core component of Linux, responsible for all of its essential functions. The kernel acts as the interface between the computer’s hardware and its processes.

Shell: A component of Linux.

File system: A component of Linux.

Utilities: A component of Linux.

Hardware layer: A component of Linux.

System library: A component of Linux.

Security-Enhanced Linux (SELinux): A part of the Linux kernel that acts as a protective agent for the OS.

Linux is an open-source operating system known for its stability, security, and flexibility. It has features like multitasking, multi-user capability, and compatibility.