Time estimate: You should be able to complete this self study in 60 to 90 minutes.

Exercise

Task: Repeat the steps of Tutorial 1 for an API of your choice: Apply a Wish List and replace an Embedded Entity in one of your APIs with a Linked Information Holder and vice versa.

Hints: If you don’t have an Open API specification at hand, you can find hundreds of them at API Guru.

Repetition Questions

Questions about Quality Management and Governance

Try to answer the following questions:

1. Which pattern are defined in this subcategory?
2. What relations exist between these patterns? For example, API Keys can be used to implement a Rate Limit.
3. What does the Error Report pattern describe?

Questions about Data Transfer Parsimony

1. Which problem does a Conditional Request address?
2. What are the forces and known uses of the Request Bundle pattern?
3. Why is it important to have an eye on message size and number (in remote APIs)?

Answers to Questions

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