Bird
0
0

Given three tasks with priorities: TaskA=3, TaskB=5, TaskC=2. Which task will run first when all are ready?

medium📝 Predict Output Q13 of 15
FreeRTOS - Task Priorities
Given three tasks with priorities: TaskA=3, TaskB=5, TaskC=2. Which task will run first when all are ready?
ATaskA
BThey run simultaneously
CTaskC
DTaskB
Step-by-Step Solution
Solution:

  1. Step 1: Compare task priorities

    TaskB has priority 5, TaskA has 3, TaskC has 2.

  2. Step 2: Highest priority runs first

    Since 5 is highest, TaskB runs first when all are ready.

  3. Final Answer:

    TaskB -> Option D

  4. Quick Check:

    Highest priority = 5 = TaskB [OK]
Quick Trick: Highest priority number runs first [OK]
Common Mistakes:
  • Choosing lowest priority task
  • Thinking tasks run simultaneously
  • Ignoring priority values

Want More Practice?

15+ quiz questions · All difficulty levels · Free

Free Signup - Practice All Questions
More FreeRTOS Quizzes
RTOS Fundamentals - Why RTOS over bare-metal - Quiz 8hard Task Creation and Management - Task priority assignment - Quiz 5medium Task Priorities - vTaskPrioritySet() dynamic priority - Quiz 4medium Task Priorities - Why priority design matters - Quiz 1easy Task Priorities - uxTaskPriorityGet() for reading priority - Quiz 14medium Task Scheduling - Preemptive scheduling behavior - Quiz 7medium Task Scheduling - Idle task and idle hook - Quiz 10hard Task Scheduling - Idle task and idle hook - Quiz 14medium Task Scheduling - Time-slicing for equal priority tasks - Quiz 5medium Task Scheduling - Idle task and idle hook - Quiz 5medium