1. Introducing Networks and the Internet
Mrs. Wilson
Dreamweaver for College & Business
Rocky Point High School

2. Desktop Computing
HARDWARE: Physical Components

3. Input/OutputDevices
Data and instructions are entered into a computer using input devices.
Can you name any?
Processed data is conveyed using output devices.

4. Examples of Input Devices
Keyboard
Mouse
Scanner
Microphone
Digital Camera
CD-RW/DVD drive
Disk Drive

5. Examples of Output Devices
Monitors
Printers
CD-RWs
Disk Drives
Memory Keys
Speakers

6. Peripheral Devices
In computing, any item connected to a computer’s central processing unit (CPU) through a port.
Ports can be USB, Bluetooth, FireWire, parallel and serial.
Typical peripherals include keyboard, mouse, monitor, and printer.
Users who enjoy playing games might add a joystick or a trackball.

7. Hardware & Software Hardware Physical components You can “touch” them
You cannot “touch” it
Comes on CD ROMs
Can be downloaded
Can be developed
Operating/Application

8. CPU—Central Processing Unit
Manufacturers
Intel
AMD
Model Names (processors)
Pentium 4
Opteron
Can you tell me the latest and the greatest model?

9. Real-Time Clock
A battery chip called a real-time clock keeps track of the date and time in a computer EVEN when the computer is off.
When the first true personal computer, the Apple II, was introduced in 1978, the state of the art did not include computers having clocks.

10. Pentium “D”

11. Mobile Computing Improved technology
Computers come in all sizes and shapes
Notebooks
Tablets
Handhelds
Smart Phones
“Wearables”

12. Terms to Know Bluetooth Handheld Computers Mobile Computing Software
Hardware
Scanner
Printer
Peripheral
CPU
Ports
Processors
Real-time Clock