المحاضرة السادسة:مهارات الحاسوب 1:المرحلة الاولى

Input Units (Keyboard, Mouse, and Touch screen)
An input device is any hardware device that sends data to a computer, allowing you to interact with and control the computer. Examples of input devices include keyboards, mouse, scanners, digital cameras and joysticks, light pens, etc.
1. Keyboard
The most common input device is the keyboard. It is standard equipment on virtually every personal computer, keyboard is an device used to convert the keystrokes in to the electrical signals that a computer can understand. There are special types of switches and circuits to do this. Keyboard contains its own internal processor that takes electrical signals through key strokes.
Input Units (Keyboard, Mouse, and Touch screen)
An input device is any hardware device that sends data to a computer, allowing you to interact with and control the computer. Examples of input devices include keyboards, mouse, scanners, digital cameras and joysticks, light pens, etc.
1. Keyboard
The most common input device is the keyboard. It is standard equipment on virtually every personal computer, keyboard is an device used to convert the keystrokes in to the electrical signals that a computer can understand. There are special types of switches and circuits to do this. Keyboard contains its own internal processor that takes electrical signals through key strokes.