Javadoc quiz

Test your Javadoc knowledge with a free interactive quiz — 20 questions with answers and explanations. No signup needed to play.

What is Javadoc?

1. What is Javadoc?
2. What is the practical value of running the `javadoc` tool as part of a build's validation/lint step, beyond just generating the final HTML output?
3. What does the `@author` Javadoc tag document, and what is a common team consideration around its use?
4. Why does Javadoc as a documentation approach (comments colocated with the code they describe) have a maintainability advantage over documentation kept in a completely separate document/wiki?
5. What is the syntax that distinguishes a Javadoc comment from a regular Java block comment?
6. What is the significance of a package-level `package-info.java` file in relation to Javadoc?
7. What is a Javadoc "doclet," conceptually?
8. What does the `{@inheritDoc}` inline tag do when used in a Javadoc comment on an overriding method or implementing interface method?
9. How does Javadoc handle the first sentence of a class or method's description differently from the rest?
10. What does the `@param` Javadoc tag document?
11. What is the purpose of the `@return` Javadoc tag?
12. What does the `{@link}` inline Javadoc tag do?

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