Computers essentially take input, perform an operation to it, and then produce some output.
Input à Operation à Output
Keyboard Monitor
Printer
Microphone Speaker
Car’s Weight Signal Change
Types of Computers:
1. Microcomputers
2. Minicomputers
3. Mainframes
4. Supercomputers
Types of Microcomputers:
1. Desktops
2. Workstations
3. Servers
4. Laptops / Notebooks
5. Pocket PCs / PDAs
Class Assignment:
1.
Go to http://www.Dell.com
2.
Go to http://www.IBM.com
3.
Go to http://www.Apple.com
4.
Go to http://www.Cray.com