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This chapter is from the book


The workshop consists of a set of questions and answers designed to solidify your understanding of the material covered in this hour. Try answering the questions before looking at the answers.


  1. What is the difference between normalized and denormalized documents?
  2. True or false: JavaScript is a supported data type in a MongoDB document.
  3. What is the purpose of a capped collection?

Quiz Answers

  1. Denormalized documents have subdocuments within them, whereas subdocuments of normalized documents are stored in a separate collection.
  2. True.
  3. A capped collection enables you to limit the total size or number of documents that can be stored in a collection, keeping only the most recent.


  1. Go to the MongoDB documentation website and browse the FAQ page. This page answers several questions on a variety of topics that can give you a good jump-start. You can find the FAQ page at http://docs.mongodb.org/manual/faq/.
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