Operating Systems

Operating Systems

1. What is an operating system?

   • the low-level software that supports a computer's basic functions, such as scheduling tasks and controlling peripherals.

2. What is the purpose of an operating system?

   • Software that manages computer hardware and software resources and provides common services for computer programs. The operating system is an essential component of the system software in a computer system. Application programs usually require an operating system to function.

3. What are the most common operating systems in use today?

   • Most desktop and laptop computers use either Apple OS, Microsoft Windows, while most supercomputers use Linux in other categories, such as smartphones and servers, there is more diversity

4. Functions of an operating system

   • Provides a user interface, Booting the computer, File Management, Managing the hardware and software

5. What is a GUI?

   • In computing, a graphical user interface is a type of interface that allows users to interact with electronic devices through graphical icons and visual indicators such as secondary notation, as opposed to text-based interfaces, typed command labels or text navigation.

6. What is a CLI?

   • The CLI was the primary means of interaction with most computer systems until the introduction of the video display terminal in the mid-1960s, and continued to be used throughout the 1970s and 1980s on Unix systems and personal computer systems including MS-DOS, CP/M and Apple DOS.