Which among the following functions of Operating System includes a program called I/O controller?

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OSSC CGL 2022 Official Paper (Held on: 18th Oct Shift 1)
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  1. Device Management
  2. File Management
  3. Processor Management
  4. Memory Management

Answer (Detailed Solution Below)

Option 1 : Device Management
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Detailed Solution

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Correct answer is Device Management.

Key Points

  • Device Management functions of Operating System includes a program called I/O controller.
  • Device management controlling the Input/Output devices like disk, microphone, keyboard, printer, magnetic tape, USB ports, camcorder, scanner, other accessories, and supporting units  etc.
  • The fundamentals of I/O devices may be divided into three categories:
    • Boot Device
    • Character Device
    • Network Device
 Additional Information
  • The file management in operating system allows users to create a new file,  modify and delete the old files present at different locations of the computer system.
  • A process management is a program in execution, and an integral part of any modern-day operating system. 
  • Memory management is the functionality of an operating system which handles or manages primary memory.
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