a) process scheduling can be done only once
b) all processes have the same priority
c) kernel is not required
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.