Examines how the digital revolution is progressing. From the basics of digitising information of various kinds to explaining how digital- based technologies work, this title looks at whether this explosion of instant information will be helpful or will invade our privacy and security. Age 13+.
THE DIGITAL WORLD
ANALOGUE Information Berners-Lee binary digits broadcast built-in byte CDs and DVDs CDs compact discs computer chip computer files computer-aided design computer-aided manufacturing computer-generated imagery cyberspace decimal device digital camera digital data digital music player digital radio digital signals digital technology Digital television digitised electrical signals FACT FOCUS fibre fibre-optic cables frame gigabytes H ISTORY FOCUS hard drive inside Internet invented keyboard kind of information laptop laser beam launches machines memory microchip microprocessor millions mobile phone MP3 file MP3 music MP3 player musicians Napster packets personal information pictures and sounds pits pixels plastic play radio waves record represent sampling satellite navigation send and receive send digital information send emails series of numbers Shawn Fanning smart card store music stored digitally strings of binary switching Ted Hoff telephone text messages Tim Berners-Lee transistors videos websites Wi-Fi wireless World Wide World Wide Web zoom