Input Devices

• Input device captures information and translates it into a form that can be processed and used by other parts of your computer. •Pointing devices•Game controllers•Keyboards•Scanners•Styluses•Microphones•Digital cameras•Web cams

SimNet Concepts Support CD: “Overview of Input Devices” and “Other Everyday Input Devices”

Input Devices

• The keyboard is the most common input device. Types of keyboards include:• Wireless

• Multimedia and one-touch access

• Portable keyboards for PDAs

SimNet Concepts Support CD: “Keyboards”

Types of Input Devices

Pointing Devices

• Pointing devices are mainly used to choose and enter commands

• Pointing devices tend to have PS/2 connectors or USB connectors• PS/2 connector fits into a PS/2 port, which a small round

socket with small holes that fit the pins on the connector

• USB connectors fit into USB ports, and these are small rectangular openings on the back or front of your computer, or even on your keyboard or monitor

SimNet Concepts Support CD: “Ports and Cables”

Pointing Devices

• Various pointing devices are available

• Types of pointing devices:• Mouse

•Mechanical mouse

•Optical mouse

•Wireless mouse

• Trackball

• Touchpad

• Pointing stick

SimNet Concepts Support CD: “Mice”

Game Controller

• Game controllers are used mainly to play games

• Types of gaming devices• Gamepads

• Joysticks

• Gaming wheels

• Force feed

Specialized Input Devices

• Other types of input devices include:• Scanners

• Styluses

• Microphones

• Digital cameras

• Web cams

Scanner

•Scanner is a light sensitive device that helps you copy or capture images, photos, and artwork that exist on paper. Types of scanners include:•Flatbed

SimNet Concepts Support CD: “Scanners”

Styluses

• Stylus is an input device consisting of a thin stick that uses pressure to enter information or to click and point

• Styluses are used with:•PDAs •Tablet PCs•Graphics tablets

Microphones

• Microphones are used to input audio

• Three main types of microphones are:•Desktop microphones•Headsets•Directional microphones

• Speech recognition is increasingly being included in application software

Digital Cameras

• Digital cameras are used to: • Download images to a computer• Post pictures to the Web• Produce videos

• Resolution is measured in megapixels

• Higher the resolution, better the image quality, but the more expensive the camera

SimNet Concepts Support CD: “Digital Cameras”

Web Cams

• Web cam is a video camera that can be used to take images for uploading to the Web

Thank you all to give full attention to our

current topic

INPUT DEVICES

THIS PRESENTATION IS PRESENTED by :-Prem Acharya & Rakesh Konthoujam (CSE)