Transcript See P. 101 Operating System Characteristics and Functionality

Operating System Characteristics and Functionality
• What task does an OS perform for me?
– A typical personal OS support many useful function.
– Most important, while you use your computer and application software,
your OS handles the vital task of resource management.
• A resource is any of your computer components.
Section 4.1
Operating System Characteristics and Functionality
Peripheral Management
Section 4.1
Operating System Characteristics and Functionality
Peripheral Management
• When you use your mouse to double-click on an icon to start a
piece of software, your computer must
– See P. 100
Section 4.1
Operating System Characteristics and Functionality
Memory Management
• While using your computer, your RAM temporarily stores
your OS, the application software you’re using, and any
information you’re working with.
• An important feature of effective memory management is your
ability to perform multitasking.
• An example from memory management point of view
– See P. 101
Section 4.1
Operating System Characteristics and Functionality
Memory Management
• When you copy the work-graph and then past it into your word
processing document, your computer must
– See p. 101 for (1), (2), (3) and (4).
Section 4.1