Database

MongoDB Interview Questions

By Terry White

April 15, 2022

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01.

What is MongoDB?

MongoDB is a document database that uses JSON documents to store data. It is based on the concept of documents and collections. In addition to scalability and redundancy.

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02 .

What distinguishes MongoDB from the competition?

MongoDB is regarded as the best NoSQL database due to the following characteristics: – Document-oriented (DO) – Exceptional performance (HP) – High availability (HA) – Easy scalability – Rich query language

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03.

To what extent and when does data become multi-slice?

MongoDB scrap is a collection of MongoDB scrap. As a result, a lump or mass is retained as an album of all substances.  

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04.

Is a lot of RAM required for MongoDB?

No. MongoDB does not require a lot of RAM to run. Because it dynamically allocates and de-allocates RAM according to the requirements of the processes, it can run on a tiny amount of RAM. 

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04.

What is MongoDB sharding?

Sharding is a MongoDB feature that allows you to store data records across many machines. It’s a MongoDB strategy to dealing with data growth.