Advanced MongoDB Quiz – Can You Do It In Less Than 4 Min?

Hope you did well in the previous MongoDB Quiz. This test is of a higher difficulty level to test your advanced MongoDB Quiz. Here, you will find trickier MongoDB questions. Take this as a challenge and complete this MongoDB test as quickly as possible. The average time to solve this quiz was 4 MINUTES.

Can you beat this time?

Note – If you want to revise MongoDB, you check our MongoDB tutorials series.

Advanced MongoDB Quiz

Advanced MongoDB Quiz

All the Best!

Q.1 Name the collections used by MongoDB to store GridFS data?

Correct! Wrong!

Q.2 Which command is not supported by sharded collection?

Correct! Wrong!

Q.3 Consider the following collection:
{
_id: 1,
product: "345678",
variations: [
{ size: "S", price: 100 },
{ size: "M", price: 800 }
]
}
What will the below query return?
db.products.find( { product: "345678" },
{ variations: { $elemMatch: { size: L } } } )

Correct! Wrong!

Q.4 How can you check the amount of mapped memory that mongod is using?

Correct! Wrong!

Q.5 In how much time does MongoDB reports its triggered page faults as the total number of page faults?

Correct! Wrong!

Q.6 Using which operator we can access the query field of documents within a system profile?

Correct! Wrong!

Q.7 Which of the following will return information on the query plan for aggregate function?

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Q.8 db.collection.explain() runs in ___________ verbosity mode.

Correct! Wrong!

Q.9 Using what can you avoid repetition of data in MongoDB schema?

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Q.10 Normalized data models describe relationships using ___________ between documents

Correct! Wrong!

Q.11 What operators are atomic on document level?

Correct! Wrong!

Q.12 MongoDB stores times in _____ by default, and will convert any local time representations into this form.

Correct! Wrong!

Hope, you scored well and like our this set of advanced MongoDB Quiz. Now, its time to check what are the career opportunities in MongoDB.

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