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Basic Concepts of Operating System — Information Technology STD 9 — Question

CBSE BoardEnglish MediumSTD 9Information TechnologyBasic Concepts of Operating System1 Mark
MCQ
An operating system manages
  • A
    memory
  • B
    processor
  • ✓
    disk and I/O devices
  • D
    All of these
✓

Answer

Correct option: C.
disk and I/O devices
 An operating system manages disk and I/O devices as it is responsible for input from keyboard, mouse etc. It also manages the computer memory, so that each process can run most effectively.

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