Operating System
by Yanill Batista
1. Functions
1.1. Adm. of the processor
1.2. Input/output management
1.3. Application execution
2. Classification
2.1. Multi-user: Allows two or more users to run programs at the same time.
2.2. Multiprocessing: Supports running a program on more than one CPU.
2.3. Multitasking: Allows more than one program run concurrently.
2.4. Multithreading: Allows different parts of a single program to run concurrently.
2.5. Real time: Responds to input instatly. General-purpose operatin systems, such as DOS and UNIX, are real-time.
3. Types
3.1. DOS
3.2. Windows
3.3. Linux
3.4. Mac Os