Answer / Mukesh Chaurasia

MongoDB is a popular NoSQL, open-source document database that uses a flexible and scalable data model based on JSON. It stores data in binary JSON (BSON) format and can handle structured and unstructured data with ease. MongoDB supports various features such as replication, auto sharding, geospatial indexing, and aggregation pipelines.nKey benefits of MongoDB include high performance, ease of use, scalability, and flexible data modeling.

What is the exist operator?

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

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Is mongodb the same as nosql?

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How big can a mongodb be?

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Is mongodb relational?

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What are the uses of mongodb? Explain

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Compare mongodb and couchdb at high level?

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What is the difference between mongodb and cassandra?

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In which language mongodb is written?

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Explain what is a replica set?

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Why mongodb is faster?

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What are alternatives to mongodb?

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