A Linux-based system is a modular Unix-like Operating System (OS). It derives much of its basic design from principles established in Unix during the 1970 s ano 1980s. The primary difference between Linux and many other popular contemporary OS's is that the Linux kernel and other components are free and open-source software. (a) Draw the appropriate diagram to explain the main components of a Linux system. (10 marks) (b) Discuss the following properties of Linux OS: i. Portability. (5 marks) ii. Security and versatility. iii. Scalability. (5 marks) (5 marks) [25 Mark]