When should I define task handles/

Question

I'm using FreeRTOS with an arduino UNO. I'm going through some of the examples from the FreeRTOS handbook and I've noticed that in a lot of the examples they dont define the Task handles. But in a lot of online examples i see people defining Task Handles. The main Function of the example

Answer 1

You use task handles to reference one task from another. For example, if you want to send a direct to task notification to a task, or if you want one task to delete another task, then you need the task's handle.