Discovering Computers Fundamentals, Third Edition CGS 1000 Introduction to Computers and Technology Fall 2006

Discovering Computers Fundamentals, Third Edition Topics Chapter 5 Chapter 5 Evaluations Evaluations

Discovering Computers Fundamentals, Third Edition Topics Covered Chapter 5 Objectives Chapter 5 Objectives Defined Input Defined Input Discussed about Discussed about Keyboard Keyboard Mouse Mouse Voice Input Voice Input Touch Screen Touch Screen Voice input Voice input Digital Cameras Digital Cameras

Discovering Computers Fundamentals, Third Edition Printers What is a printer? What is a printer?   Output device that produces text and graphics on a physical medium

Discovering Computers Fundamentals, Third Edition Printers What are the various ways to print documents and pictures? What are the various ways to print documents and pictures? various ways to print printer cable docking station media card cable wireless printers

Discovering Computers Fundamentals, Third Edition Printers What is a non-impact printer? What is a non-impact printer?  Forms characters and graphics without striking paper  Ink-jet printer sprays tiny drops of liquid ink onto paper  Prints in black-and-white or color on a variety of paper types

Discovering Computers Fundamentals, Third Edition Printers What is a photo printer? What is a photo printer?  Color printer that produces photo-lab-quality pictures  Many photo printers have a built-in card slot

Discovering Computers Fundamentals, Third Edition Printers What is a laser printer? What is a laser printer?  High-speed, high-quality non-impact printer  Prints text and graphics in very high- quality resolution, ranging from 1,200 to 2,400 dpi  Typically costs more than ink-jet printer, but is much faster

Discovering Computers Fundamentals, Third Edition Printers What is a ? What is a thermal printer?  Generates images by pushing electrically heated pins against heat- sensitive paper  Dye-sublimation printer, (also called a digital photo printer) uses heat to transfer dye to specially coated paper

Discovering Computers Fundamentals, Third Edition Printers What is a mobile printer? What is a mobile printer?  Small, lightweight, battery-powered printer that allows mobile user to print from notebook computer, Tablet PC, PDA, or smart phone while traveling

Discovering Computers Fundamentals, Third Edition Printers What is a plotter? What is a plotter?  Sophisticated printer used to produce high-quality drawings  Large-format printer creates photo-realistic-quality color prints

Discovering Computers Fundamentals, Third Edition Printers What is an impact printer? What is an impact printer?  Forms characters by striking mechanism against inked ribbon that contacts paper  Dot-matrix printer produces printed images when tiny wire pins strike ribbon  Line printer prints entire line at a time

Discovering Computers Fundamentals, Third Edition Other Output Devices What is an audio output device? What is an audio output device? p. 193 Fig  Computer component that produces music, speech, or other sounds  Speakers, earphones, and ear buds are common devices

Discovering Computers Fundamentals, Third Edition Other Output Devices What is ? What is voice output?  Computer talks to you through speakers on computer  Internet telephony allows you to have conversation over Web

Discovering Computers Fundamentals, Third Edition Other Output Devices What is a facsimile (fax) machine? What is a facsimile (fax) machine?   Device that transmits and receives documents over telephone lines What is a fax modem? What is a fax modem?  Modem that allows you to send and receive electronic documents as faxes

Discovering Computers Fundamentals, Third Edition Other Output Devices What is a multifunction peripheral? What is a multifunction peripheral?  Provides functionality of printer, scanner, copy machine, and fax machine

Discovering Computers Fundamentals, Third Edition Other Output Devices What is a data projector? What is a data projector?   Device that takes image from computer screen and projects it onto larger screen

Discovering Computers Fundamentals, Third Edition Putting It All Together What are suggested output devices for the home user? What are suggested output devices for the home user? Home User Input Device Output Device Enhanced keyboard or ergonomic keyboard Mouse Stylus for PDA or smart phone Joystick or wheel Color scanner 3-megapixel digital camera Headphones that include a microphone PC video camera 17- or 19-inch color LCD monitor Ink-jet color printer; or Photo printer Speakers Headphones or earphones

Discovering Computers Fundamentals, Third Edition Putting It All Together What are suggested output devices for the small office/home office user? What are suggested output devices for the small office/home office user? SOHO User Input Device Output Device Enhanced keyboard or ergonomic keyboard Mouse Stylus and portable keyboard for PDA or smart phone, or digital pen for Tablet PC Color scanner 3-megapixel digital camera Headphones that include a microphone PC video camera 19- or 21-inch LCD monitor Color LCD screen on Tablet PC, PDA or smart phone Multifunction peripheral; or Ink-jet color printer; or Laser printer (black-and- white or color) Fax machine Speakers

Discovering Computers Fundamentals, Third Edition Putting It All Together What are suggested output devices for the mobile user? What are suggested output devices for the mobile user? Mobile User Input Device Output Device Wireless mouse for notebook computer Touchpad or pointing stick on notebook computer Stylus and portable keyboard for PDA or smart phone, or digital pen for Tablet PC 3- or 4-megapixel digital camera Headphones that include a microphone Fingerprint scanner for notebook computer 15.7-inch LCD screen on notebook computer Color LCD screen on PDA or smart phone Mobile color printer Ink-jet color printer; or Laser printer, for in-office use (black-and-white or color) Photo printer Fax modem Headphones or earphones Data projector

Discovering Computers Fundamentals, Third Edition Putting It All Together What are suggested output devices for the power user? What are suggested output devices for the power user? Power User Input Device Output Device Enhanced keyboard or ergonomic keyboard Mouse Stylus and portable keyboard for PDA or smart phone Pen for graphics tablet Color scanner 6- to 8-megapixel digital camera Headphones that include a microphone PC video camera 23-inch LCD monitor Laser printer (black-and- white or color) Plotter or large-format printer; or Photo printer; or Dye-sublimation printer Fax machine or fax modem Speakers Headphones or earphones

Discovering Computers Fundamentals, Third Edition Putting It All Together What are suggested output devices for the large business user? What are suggested output devices for the large business user? Large Business User Input Device Output Device Enhanced keyboard or ergonomic keyboard Mouse Stylus and portable keyboard for PDA or smart phone, or digital pen for Tablet PC Touch screen Light pen Color scanner OCR/OMR readers, bar code readers, or MICR reader Microphone Video camera for video conferences Fingerprint scanner or other biometric device 19- or 21-inch LCD monitor Color LCD screen on Tablet PC, PDA, or smart phone High-speed laser printer Laser printer, color Line printer (for large reports from a mainframe) Fax machine or fax modem Speakers Headphones or earphones Data projector

Discovering Computers Fundamentals, Third Edition Input and Output Devices for Physically Challenged Users What input devices are available for those with physical limitations?  Keyboards with larger keys  Head-mounted pointer controls pointer on screen

Discovering Computers Fundamentals, Third Edition Input and Output Devices for Physically Challenged Users What other output options are available for visually impaired users? What other output options are available for visually impaired users?  Change Window settings, such as increasing size or changing color of text to make words easier to read  Blind users can work with voice output Braille printer outputs information in Braille onto paper

Discovering Computers Fundamentals, Third Edition Questions?