Digital Devices in IT Systems

Digital Devices in IT Systems

1. Digital Devices

   • Multifunctional devices
   • personal Computers
   • Mobile Devices
   • Servers
   • Entertainment Systems
   • Digital cameras
   • Navigation Systems
   • Communication Devices
   • Data Capture and Colection Systems

2. Uses of Digital devices

   • Education and training
   • Personal
   • Sociial
   • Retail
   • Creative
   • Organisational USe

3. Input Devices

   • Keyboard
   • Mouse
   • Scanner
   • Graphics Tablet
   • Microphone
   • Web Cam

4. Output Devices

   • Monitor
   • Projector
   • Printer
   • Plotter
   • Speakers
   • Headphones

5. Accessability/Data processing

   • Accessabiility Devices
   • Adaptive technology
   • Manuel Processing
   • Automatic Processing

6. Storage Devices

   • Hard Disk Drives
   • Solid stae drives
   • SD Cards
   • USB
   • Optical Disks
   • Magnetic Tape

7. Operating Systems

   • RTOS
   • Single User Single task
   • Single user Multi task
   • Multi User
   • factors affectingperformance
     • malware
     • Hardware
     • Virtual memory Factoes

8. Role of OS

   • Networking
   • Security
   • Memory management
   • Multi tasking
   • Device Drivers

9. User Interfaces

   • Command Line Interface
   • Graphical user Interface
   • Menu based Interface

10. Utility Software

    • Disk Utilities
    • Network Utilities
    • Registery cleaners

11. File Types

    • Application
    • Video
    • Image
    • Implications
      • File Size
      • Quality
      • Compatability

12. Application Software

    • Uses
      • Productivity
      • Graphics
      • Communication
    • Proprietary
    • open Source
    • Choosing Software
    • Performance

13. Emerging Technologies

    • Artificial Intelligence
    • Biometrics
    • Robotics
    • Virtual Reality
    • Implications

14. Choosing an IT system

    • User Experience
    • Specifications,Compatibility, Connectivity
    • Cost
    • Efficiency,Productivity
    • Implmentation
    • Security