Knowledge check
Before moving on to the next chapter, test your knowledge by answering these questions.
The answers can be found at the end of the book:
- What are three network topologies that are common in edge solutions? Which one is implemented by the HBS hub device and appliance monitoring kit?
- True or false: IoT Greengrass operates at the physical layer (that is, layer 1) of the OSI model.
- What is the benefit of using a publish/subscribe model to exchange messages?
- True or false: IoT Greengrass can act as both a messaging client and a messaging broker.
- Is a message such as
{"temperature": 70}an example of structured data or unstructured data? Is it serializable? - Is image data captured from a camera an example of structured data or unstructured data? Is it serializable?
- What do you think is the worst-case scenario if your home network router was compromised by an attacker but was still processing traffic as normal?
- What is a mitigation...
