Computer Chapter 5 Input

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Computer Chapter 5 Input by Mind Map: Computer Chapter 5 Input

1. 1.The Keyboard

1.1. Is an input device that contains keys users press to enter data and instructions into a computer

1.2. Insertion point

1.3. Wired Keyboards and Wireless Keyboards

1.4. Ergonomics incorporates comfort

2. 2.Pointing Devices

2.1. A pointing device is an input device that allows a user to control a pointer on the screen

2.2. A pointer is a small symbol on the screen whose location and shape change as a user moves a pointing device

3. 3.Mouse

3.1. A mouse is a pointing device that fits under the palm of your hand comfortably

3.1.1. Most widely used pointing device on desktop computers

3.2. A mouse can be wired or wireless

3.3. Mouse operations

3.3.1. Point

3.3.2. Click

3.3.3. Right-click

3.3.4. Double-click

3.3.5. Triple-click

3.3.6. Drag Rotate wheel

3.3.7. Press wheel Free-spin wheel

3.3.8. Tilt wheel

3.3.9. Press thumb button

4. 4.Other Pointing Devices

4.1. Trackball

4.2. Touchpad

4.3. Pointing Stick

5. 5.Touch Screens and Touch-Sensitive Pads

5.1. A touch screen is a touch-sensitive display device

5.1.1. Microsoft Surface

5.1.2. Touch-sensitive pads

6. 6.Pen Input

6.1. With pen input, you touch a stylus or digital pen on a flat surface to write, draw, or make selections

7. 7.Other Input for Smart Phones

8. 8.Game Controllers

8.1. game controller as the input device that directs movements and actions of on-screen objects

8.1.1. Gamepads

8.1.2. Joysticks and Wheels

8.1.3. Light guns

8.1.4. Dance pads

8.1.5. Motion-sensing controllers

9. 9.Digital Cameras

9.1. A digital camera is a mobile device that allows users to take pictures and store them digitally

9.1.1. Studio cameras

9.1.2. Field cameras

9.1.3. Point-and-shoot camera

9.2. Two factors affect the quality of digital camera photos

9.2.1. Resolution

9.2.2. Number of bits stored in each pixel

10. 10.Voice Input

10.1. Voice input is the process of entering input by speaking into a microphone

10.2. Voice recognition is the computer’s capability of distinguishing spoken words

10.3. Audio input is the process of entering any sound into the computer

10.3.1. Speech

10.3.2. Music

10.3.3. Sound Effects

10.4. Music production software allows users to record, compose, mix, and edit music and sounds

11. 11.Video Input

11.1. Video input is the process of capturing full-motion images and storing them on a computer’s storage medium

11.1.1. Record video on a digital video (DV) camera or use a video capture card to convert analog signals to digital

11.1.2. Connect the camera to a port on the system unit

11.1.3. Transfer video and images

11.2. Video Editing on Your Computer

11.3. A Web cam is a type of digital video camera that enables a user to:

11.3.1. Capture video and still images

11.3.2. Send e-mail messages with video attachments

11.3.3. Add live images to instant messages

11.3.4. Broadcast live images over the Internet

11.3.5. Make video telephone calls

11.4. A video conference is a meeting between two or more geographically separated people

12. 12.Scanners and Reading Devices

12.1. Flatbed

12.2. Pen or Handheld

12.3. Sheet-fed

12.4. Drum

12.5. Optical character recognition (OCR) involves reading characters from ordinary documents

12.6. A turnaround document is a document you return to the company that creates and sends it

12.7. Optical mark recognition (OMR) reads hand-drawn marks such as small circles or rectangles

12.8. A bar code reader, also called a bar code scanner uses laser beams to read bar codes

12.9. RFID (radio frequency identification) uses radio signals to communicate with a tag placed in or attached to an object An RFID reader reads information on the tag via radio waves RFID can track

12.9.1. Inventory

12.9.2. Employee wardrobes

12.9.3. Location of soldiers

12.9.4. Airline baggage

12.9.5. Gauging tire pressure and temperature

12.9.6. Library books

12.9.7. Prepaid tolls

13. 13.Biometric Input

13.1. Biometrics authenticates a person’s identity by verifying a personal characteristic

13.1.1. Fingerprint reader

13.1.2. Face recognition system

13.1.3. Hand geometry system

13.1.4. Voice verification system

13.1.5. Signature verification system

13.1.6. Iris recognition system

13.1.7. Retinal scanners

14. 14.Terminals

14.1. A terminal is a computer that allows users to send data to and/or receive information from a host computer

14.1.1. A POS terminal records purchases, processes payment, and updates inventory

14.1.2. An automated teller machine (ATM) allows users to access their bank accounts

14.1.3. A DVD kiosk is a self-service DVD rental machine

15. 15.Putting It All Together

16. 16.Input Devices for Physically Challenged Users

16.1. Several input devices are available to assist physically challenged users:

16.1.1. Keyguard

16.1.2. Keyboards with larger keys

16.1.3. On-screen keyboard

16.1.4. Various pointing devices

16.1.5. Head-mounted pointer

16.1.6. Gesture recognition

16.1.7. Computerized implant devices

16.2. Keyboard with larger keys

16.3. Head-mounted pointer