6.Explain the concept of a timed asynchronous system model.

7.Why is it difficult or impossible for an asynchronous model to distinguish between a slow process and a failed process in a distributed real-time system?

8.Explain the concepts of instant and event in real-time systems.

9.What are the fundamental limits of time measurement?

10.How can the synchronization error and the digitalization error affect the measurement of the intervals start event and its terminating event?