Input Devices

Input devices are hardware components used to send data or instructions to a computer. They allow the user to interact with the computer and input information into it. Some common examples of input devices include the keyboard, mouse, touchpad, joystick, scanner, digital camera, microphone, and touch screen.

Here are some of the different types of input devices:

1. Keyboard: A keyboard is an Standard Input Device that consists of buttons and keys used to type text and execute commands.

   

    

2. Mouse: A mouse is an input device used to move the cursor on the screen and select objects. It can have one, two, or three buttons and sometimes includes a scroll wheel. 

   

   Mouse is an input device but it is not a standard input device, mouse is a hand-operated device for controlling the cursor on the screen. It has an LED which points the pointer to the screen, this pointer is called cursor(arrow) in computer language, it is like an arrow mark, It may be change according to situation. 

   Mouse has two Main Buttons One Button is called Left Button One Button is called Right Button. Third button located middle of mouse. It has a scroll wheel called wheelbutton. This scrolls the document up and down. If the mouse is a gaming mouse, it may have more than 2 buttons. The button is usually clicked once to select an item on the screen. Double clicking on the left button opens windows or PROGRAM. Right click button popup menu for this particular program.

3. Touchpad: A touchpad is a type of pointing device found on laptops and some desktop computers. It works by detecting finger movements on its surface and translating them into actions on the screen.

   

    

4. Joystick: A joystick is a device that consists of a stick that can be moved in different directions to control the movement of an object on the screen. It is commonly used for gaming purposes.

5. Scanner: A scanner is an input device used to convert physical documents into digital images.

   

    

6. Digital camera: A digital camera is an input device that captures and stores digital images.

   

    

7. Microphone: A microphone is an input device that converts sound into an electrical signal that can be processed by a computer.

   

    

8. Touch screen: A touch screen is a type of display that allows the user to interact with the computer by touching the screen directly.

   

    

Each input device has its own unique capabilities and advantages, and the choice of input device often depends on the specific needs and preferences of the user.

---