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

MongoDB Interview Questions

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Does mongodb need a lot of ram?

how to do transactions/locking in mongodb?

Which all languages can be used with mongodb?

Explain replica set?

what is the role of profiler in mongodb?

If you remove a document from database, does mongodb remove it from disk?

Why 32 bit version of mongodb are not preferred ?

In mongodb how do you use $set to update a nested value?

What are the different types of nosql databases? Give some examples.

What do you mean by a replica set in mongodb?

Write the syntax for creating a collection and dropping a collection in mongodb.

List some alternatives to mongodb?

List the important features of mongodb.

What is the use of a namespace in mongodb?

What do you understand by a profiler with reference to mongodb?

Un-Answered Questions { MongoDB }

Who uses mongodb?

What is mongodb config server?

What are replica sets in mongodb?

what is the role of profiler in mongodb?

Is mongodb support replication?

What is schema mongodb?

How to save array of objects in mongoose?

What will have to do if a shard is down or slow and you do a query?

What is nosql database and why you use nosql database?

what is a replica set?

What is projection in mongodb?

Is mongodb a documentdb?

How does mongodb store data?

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

When using replication, can some members use journaling and others not?

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