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suppose that you have a collection of documents in mongodb, each document represent a movie information as the following sample show For each case of

suppose that you have a collection of documents in mongodb, each document represent a movie
information as the following sample show
For each case of the following, query MongoDB to return results from the collection:
Return all document whose title is "Into Darkness" & produced before 2010
For the same query in (1), make MongoDB only return the following fields; title, year
Delete only one document from the collection whose title is "Word War 1"
Return all documents that are released in "Germany" country
Write a query to add rating:4 to the document whose title is "Word War 1"
Sort movies in ascending order based on the rating and number of types in genre field
Use mapreduce to run mongodb that finds movies whose rating is 3 movies produces in 1999;
write map function, reduce function, and how to use them in query
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