Chapter 5

1. Functional requirements outline the list of core functionalities that a system will implement, as well as the set of interactions between the system and any external actors. On the other hand, non-functional requirements list the mechanisms and metrics that we can use to ascertain whether a proposed design is a good fit for solving a particular problem.
2. A user story is comprised of the following two key components:
   • A requirement specification must always be expressed from the viewpoint of the actor interacting with the system
   • A set of acceptance criteria (also known as the definition of done) for evaluating whether the story goals have been successfully met

3. An attacker could submit a carefully crafted link with a link-local address that would trick the crawler into making a call to the metadata API offered by the cloud provider hosting our project and subsequently...