Comprehensive, authoritative – and user-friendly!   
Whether you're a computer novice or a computer  professional, Webster's New World Computer Dictionary is one  of the most useful references you can buy.
  It gives you clear and concise definitions for more than 4,750  up-to-date computer terms, including 250 that are completely new to  this edition.
  You'll find current coverage of the latest standards and  protocols in storage, memory, peripherals, and more–plus  updated and expanded information on computer security, legislation,  and computer and Internet technology. Cross-referencing throughout  directs you effortlessly to related terms and concepts that help  you understand more about a given subject and put it into a larger  context.
  From using e-mail and going on the Internet (attachment,  computer virus, cookie, shopping cart) to buying or upgrading a  computer (Ethernet, G4, Pentium 4, SDRAM) to boning up on  terminology for a computer industry job (Advanced Encryption  Standard, timecode editing, virtual private network), this  invaluable resource gives you instant flip-and-find access to the  information you need–from A (applet) to Z (zip drive).