Unit VI: Input/output Device Management – Operating System

Unit VI: Input/output Device Management – Operating System

One of the important jobs of an Operating System is to manage various Input/output devices including a mouse, keyboards, touchpad, disk drives, display adapters, USB devices, Bit-mapped screen, LED, Analog-to-digital converter, On/off switch, network connections, audio input/output, printers, etc.

Input/output Device Management – Operating System

In this “Input/output Device Management – Operating System” you will learn about the following topics:

  1. Principle of Input/output Hardware
  2. Input/Output Devices
  3. Device Controllers
  4. Synchronous V/S Asynchronous Input/output
  5. Communication to Input/Output Devices
  6. Special Instruction Input/Output
  7. Memory-Mapped Input/Output
  8. Direct Memory Access (DMA)
  9. Polling V/s interrupts Input/output
  10. Principle of input/output Software
  11. Goals of input/output Software
  12. Device Drivers, Interrupt Handlers, Device-Independent I/O Software, User-Space I/O Software, Kernel I/O Subsystem
  13. Programmed Input/output
  14. Interrupt-driven Input/output
  15. Input/output using DMA
  16. I/O Software Layer
  17. Disks
  18. Disk Hardware
  19. Disk Scheduling
  20. Seek Time, Rotational Latency, Transfer Time, Disk Access Time, Disk Response Time
  21. Disk Scheduling Algorithms
  22. First Come -First Serve (FCFS)
  23. Shortest Seek Time First (SSTF)
  24. Elevator (SCAN)
  25. Circular Scan (C-SCAN)
  26. C-LOOK
  27. RAID (Redundant Array of Independent Disks)
  28. RAID Levels


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BCA 4th Semester Operating System (OS) Notes Pdf:

Unit I: Introduction To Operating System - Operating System

Unit II: Operating System Structure – Operating System

Unit III: Process Management - Operating System

Unit IV: Deadlock - Operating System

Unit V: Memory Management - Operating System

Unit VII: File System Management - operating System

Unit VIII: Security Management - Operating System

Unit IX: Distributed Operating System - Operating System

Unit X: Case Study Issues - Operating System

Unit XI: Future Issues - Operating System


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