Questions

1. According to the REST principles, what are the meanings of the GET, PUT, POST, and DELETE HTTP methods?
2. Which command-line tool can be used to test a web service?
3. How can a request handler retrieve the value of URI parameters?
4. How can the content type of an HTTP response be specified?
5. How can a unique file name be generated?
6. Why do services that have a stateless API need to manage a state?
7. Why must the state of a service be encapsulated in a Data and a Mutex object?
8. Why may asynchronous processing be useful in a web service?
9. What is the purpose of the and_then function of futures?
10. Which crates are useful to compose an HTTP response in JSON format?