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1. Utility software used to clean up and optimize the Windows registry database.
2. The core component of an operating system that manages the system's resources and provides basic services for other programs.
3. Software used to analyze, configure, optimize or maintain a computer system.
4. The process of encoding data to make it secure and prevent unauthorized access or modification.
5. A hardware input device used with GUIs to point, click, and drag graphical elements on the screen
6. The use of various forms of media such as text, audio, images, and video, combined together to create an interactive and engaging experience.
7. A type of graphical user interface (GUI) that is based on Windows, Icons, Menus, and Pointers.
8. A situation in which two or more processes are unable to proceed because each is waiting for another to release a resource.
9. A program that loads the operating system kernel into memory and begins its execution.
10. A point where two systems, subjects, organizations, etc. meet and interact
11. Utility software used to remove unwanted files and free up disk space on a computer system.
12. System software used to translate high-level programming language to machine language.
13. The text displayed by a CLI or shell that indicates the system is ready to accept typed commands
14. Software used to detect and prevent computer viruses and other malicious software.
15. A small text box that appears when a mouse cursor hovers over a graphical element, providing additional information to the user
16. A hardware input device used with CLI and GUI interfaces to enter text and commands
17. A specific instruction given to a computer system to perform a particular task
18. Secure Shell, a cryptographic network protocol for secure remote access and secure remote file transfers.
19. The ability of an operating system to run multiple programs or tasks concurrently.