2010/02/07

Computer Consept week2_2

Binary 0,1
Decimal o-9
Bit : binary digit (data transfer rate)
byte : 8bit o-9, A-Z

System Unit
  • to allow upgrade
Front panel
  • internal drive
  • external drive
  • port (128devices)
PC
  • information system → entertainment system
CPU
  • 3 billion tasks/sec
  • fetch
  • decode
  • execute
  • write-back
RAM ←→ Hard disk (permanent)
  • temporary memory
Homework : search new technology

0 件のコメント:

コメントを投稿

UA-9417263-1