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

MongoDB Interview Questions

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Give some features of MongoDB.

What is syntax of for loop in r?

What is BSON?

How do you limit the number of result returned?

What is the syntax of mongodb collection?

Define mongodb SUM?

What is the role of use command?

What is the need to provide size option on create collection?

Give any 6 data types of MongoDB?

How do you display the list of all collections of current database?

What is the symbol of logical OR operation in mongodb?

What are the different methods to insert document?

What is the difference between insert() and insertOne()?

What is the syntax of update document?

Who developed MongoDB and when?

Un-Answered Questions { MongoDB }

What is replica set in mongodb? Explain

How is data stored in mongodb?

Why would you choose mongodb?

Is mongodb still popular?

What is skip() method?

What is mongoose odm?

Why should I use mongodb?

What is sharding in mongodb? Explain

Is it possible to configure the cache size for mmapv1 in mongodb?

Can I remove old files in the move chunk directory in mongodb?

What is mongoose in mongodb?

Is mongodb better than sql?

Explain what is the role of profiler in mongodb?

What is the command syntax that tells you whether you are on the master server or not? And how many master does mongodb allow?

Is mongodb better than mysql?

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