MongoDB Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

MongoDB Interview Questions

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What is the exist operator?

What is the default port of mongodb server?

What is the limitations to run mongodb on 32 bits OS?

What is the difference between min key and max key?

How do you delete a document from a collection?

Define the mongodb aggregation?

What is the difference between $lt and $lte?

Define mongodb?

What is the meaning of projections in mongoDB?

What is the term match in mongodb?

What is the use of mongodb sort()?

Which function is used to create an index?

How do you know the all indexes available for a collection?

What is skip() method?

Which method is used to update multiple document?

Un-Answered Questions { MongoDB }

How to check if mongoose is installed?

Who uses mongodb?

What's new in mongodb 3.2?

What kind of database is mongodb?

What is the difference between min key and max key?

Is mongodb a backend?

When an object attribute is removed, is it deleted from the store?

What is mongod command?

In which format data is stored in mongodb?

How do I create a collection in mongodb? Write it's syntax

Now days, what makes mongodb best?

What is the advantage of mongodb?

Is mongodb an orm?

What is secondary or slave in mongodb?

What is the syntax of update document?

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