STORAGE

STORAGE

1. MINIATURE MOBILE STORAGE MEDIA

   • Card reader
     • Reads information been stored
     • determine by types of card
   • Storage for small mobile devices
     • CompactFlash
     • Smart Media
     • Secure Digital
     • Memory Stick
     • Microdrive
     • xD Picture Card
   • Smart card
     • microprocessor embedded (stores data) in small card
     • Input, process, output & storage capabilities
   • e-money (electronic money)
     • digital cash
     • pay goods & services over the Internet
     • Money withdrawn from bank account
     • unique digital cash no. (bank issues) represent money

2. FLOPPY DISK

   • portable, inexpensive storage medium
   • a.k.a diskette
   • 2nd storage
   • Drive-reads from & write to floppy disk

3. TAPE

   • Coated plastic ribbon (magnetically)-store large amounts of data at low cost
   • used for backup

4. HARD DISK

   • High-capacity storage
   • inflexible, circular platters store items electronically
   • Protection- sealed case, components enclosed in airtight

5. ZIP DISK

   • Magnetic medium (100 MB-750 MB) data
   • back up & transfer files
   • Drive- reads from & writes on a Zip disk

6. CDs & DVDs

   • CD ROM
     • Flat, round, portable metal discs made of metal, plastic, & lacquer
     • Read only or read/write
   • DVD ROM
     • High-capacity disc (4.7 GB-17 GB)
     • Drive/Player-to read DVD-ROM
     • Stores databases, music, complex software & movies

7. PC CARDs

   • Adds capabilities to computer
   • Credit-card-sized device commonly used in notebook computers

8. Microfilm and Microfiche

   • Store microscopic images of docs on roll/sheet of film
   • Images recorded using computer o/p microfilm recorder
   • Microfilm — (100- 215 foot) roll of film
   • Microfiche — (4” x 6”) small sheet of film

Bilder und Dateien der Mindmap