In real time operating system __

  • A. a) process scheduling can be done only once
  • B. b) all processes have the same priority
  • C. c) kernel is not required
  • D. d) a task must be serviced by its deadline period
Correct Answer: D. d) a task must be serviced by its deadline period
a task must be serviced by its deadline period

In a real-time operating system (RTOS), the critical characteristic is that tasks have strict deadlines that must be met. If a task is not completed within its specified deadline, it is considered a failure. This is unlike general-purpose operating systems where meeting deadlines is not a strict requirement.

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