Computers Are Your Future Twelfth Edition Spotlight 6: Digital Life Copyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall 1

Computers Are Your Future

Twelfth Edition

Spotlight 6: Digital Life

Copyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall 1

Digital Life


Digital Life

• Multimediao Includes devices that stimulate more than one

sense—sight, sound, touch, smell, or tasteo Part of computer games, computer-based

education (CBE), computer-based training (CBT), and distance learning

o Information kiosks• Automated presentation systems used to

provide information to the public or for employee training


Audio: MP3 Players and Voice Recorders

• MP3 files• Use a compressed audio format

• Normally used for music• Acronym MPEG (Motion Picture Experts

Group)• Do not reduce sound quality• Can be recorded, stored, and played on a

computer, copied legally from CDs that the user paid for, or purchased from the Web

• Can be stored on portable players





• Portable MP3 players—the ability to take music anywhere

• Most MP3 players have solid-state memoryo Some have

microdriveso Usually portable;

battery powered



• Digital voice recorderso Record and store sound

on a memory chipo Newer devices can

record voice messages to store or share via e-mail

o Two things to consider:• Storage• Price


Visual: E-Books, Digital Cameras, and

Camcorders• E-books

o Digitized books made available on storage media

• E-book readerso Devices that display

e-books• PDAs • Handheld devices• Other computing

devices



Camcorders• Six of the most

popular e-readerso Amazon’s Kindle 2o Amazon’s Kindle DXo Sony’s Daily Editiono Barnes & Noble’s

Nooko Plastic Logic’s Que

proReadero Apple iPad



Camcorders• Digital cameras

o Store and display images using digital technologyo Photos are usually moved to a computer for:

• Permanent storage • Printing

o Picture quality determined by how many elements the CCD (charge-couples device) has—more elements—sharper the picture

o 5- to 18-megapixel cameras produce high-quality photos that can be greatly enlarged without loss of quality



Camcorders• Two popular

media for storing images are:o CompactFlasho xD Picture Cardso Both formats use flash

memory technologyo Can be reused, once

pictures are transferred to the computer



Camcorders• Photo-editing programs

o Used on computer after transferringo Allow photos to be edited, resized, cropped, & printed

• Photo printero Used to print photos directly from camera



Camcorders• Digital cameras

o Point-and-shoot• Auto focus, auto

exposure, optical zoom lenses

• Built-in LCD viewfindero Single-lens relflex (SLR)

• More expensive• Professional

photographer features o Interchangeable

lenseso Override auto focus

and exposure settings



Camcorders• Digital

camcorderso Also known as digital

video cameraso Connect to a

computer, usually via USB port

o Many smartphones and cell phones can take digital pictures and videos


Communication and Entertainment Devices

• The Apple iPhone 4 includes:o 4G Technologyo Phone with voice controlo Widescreen iPodo Camerao Internet device with HTML e-mail

and Web browser


Communication and Entertainment Devices• Other

smartphones include:oPalm PreoDroidoEVO 4GoSamsung Galaxy XoSamsung Intercept


Communication and Entertainment Devices• Digital video recorders (DVRs)

o Store videos on a hard disko Function similarly to a VCR for recording purposeso Can record television shows through a service, e.g., TiVo


Communication and Entertainment Devices• Computer gaming

devices• Sony's PlayStation 3 (PS3)• Nintendo's Wii• Microsoft's Xbox 360

o Play interactive games with a TV or monitor

o Play games on portable consoles

• Nintendo DS/DSi/DSi XLo Newer systems include:

• Sony’s PSP-Go• Sony’s PSP4


Communication and Entertainment Devices• Headset

o Wearable device that includes twin LCD panels, creates the illusion of a 3D environment

• Cave Automated Virtual Environment (CAVE) o Uses 3D glasses instead of a

headset


Smart Home• Home digital devices

are small, clever and ecofriendlyo Digital photo frameso Slingbox—device lets

users view their home TV remotely

o Digital pet cameraso Power management

utilities

• Smart home—environmentally responsible and full of technologyCopyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall 20

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Copyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall


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Computers Are Your Future Twelfth Edition Spotlight 6: Digital Life Copyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall 1