Title: Role of Operating Systems
Answer these review questions based on operating systems: 1. Draw a diagram to depict the relationship between the following elements: computer hardware, system software, operating system, application software, and end users. Write few lines to describe this diagram.

Computer hardware is the physical parts or components of a computer, such as the monitor, mouse, keyboard, computer data storage, hard disk drive (HDD), graphic cards, sound cards, memory, motherboard, and so on. The OS and other software can’t be used without hardware.
Operating System is a software program that acts as an interface between the user and the computer. The operating system plays the role of host for all applications running on the equipment (hardware)
Application software is a program or group of programs designed for end users. These programs are divided into two classes: system software and application software. Application software resides above system software and includes database programs, word processors, spreadsheets, etc. Application software may be grouped along with system software or published alone.
End user is the simplest because it is the actual person or organization that will be using the computer as a whole. The use of the computer wouldn’t be possible without the hardware and software 2. List the main benefits of Windows 8, Fedora 20, and Android. Research and write how these benefits have evolved from the very basic historical functions to the sophisticated functions of today in each operating system.

Benefits of Windows 8: The benefits of Windows 8 is that it is optimized for touch devices that features a new ‘Start screen.’ It has advanced security such as antivirus abilities and supports secure boot with a shorted boot time, taking less than 8 seconds. There is no need to upgrade your PC to have Windows 8, any