BTM 200 Chapter Notes - Chapter 4: Interrupt Handler, Application Software, Non-Line-Of-Sight Propagation

• School: Concordia University
• Department: Business Technology Management
• Course: BTM 200
• Professor: Rafaat Saade

Document Summary

Controls: hardware, processor, memory, peripheral devices. Provides means for software to work with the cpu. Is responsible for management, scheduling and interaction of tasks. Provides user interface such as the desktop, icons, and menus. Operating systems can be classified into four categories: Rtoss are machinery that performs a repetitive series of specific tasks in an exact amount of time requires a real-time operating system. This type of operating system is a program with a specific purpose. A network operating system enables more than one user to access the computer system at one time by efficiently juggling all the requests from multiple users. Unix: is a multiuser, multitask operating system, that is primarily used with mainframes as a network operating system. The combination of operating system and processor is referred to as a computer"s platform. Command-driven interface: meaning that the user had to type very specific commands to get the computer to load a program.