SYS140 Week 8 Chapter 14 - eitan-j/tech-journal GitHub Wiki

  • 32-BIT VS. 64-BIT OPERATING SYSTEMS
    • Processor must have same number of bits
    • 32 bits is older
    • 32 bits is limited to 4GB RAM
    • Need different drivers and programs
  • END-OF-LIFE CONCERNS
    • After some time, companies stop supporting an OS
    • This can cause:
      • Software vulnerabilities
      • Incompatibility with new software
      • Lower reliability
  • UPDATE CONCERNS
    • Updating to a new OS may require:
      • Better hardware
      • New drivers
      • New software
      • Data backups
  • COMPATIBILITY CONCERNS
    • Compatibility means being able to use together
    • Some devices and software are backwards compatible, meaning they can work with older devices and software
    • Some devices and software are forwards compatible, meaning they can work with future devices and software
  • FILENAMES AND EXTENSIONS
    • Extension is after dot in filename
    • Windows does not show extensions by default
    • Extensions are associated with types of files and applications
  • INTRODUCTION TO WINDOWS CONTROL PANEL UTILITIES
    • Control Panel is used to configure Windows and view info
  • WINDOWS REGISTRY
    • Configuration is stored in the registry
    • Registry has multiple subtrees