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 }

Where is the mongodb database?

How many indexes does mongodb create by default for a new collection?

What is index and how it is used in mongodb?

What is BSON?

What is mongodb replica set?

What is metadata in mongodb?

How to create primary/foreign key relationships in mongodb?

Why 32 bit version of mongodb are not preferred ?

Can mongodb store structured data?

How to retrieve data from mongodb using java?

What is difference between mongodb and mongoose?

What is replication in mongodb?

How big can a mongodb be?

When did mongodb go public?

Explain "namespace" in mongodb.

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