Answer / Parit Agarwal

[{"database": "Couchbase", "url": "https://www.couchbase.com/"}, {"database": "Redis", "url": "https://redis.io/"}, {"database": "Apache Cassandra", "url": "https://cassandra.apache.org/"}, {"database": "Amazon DynamoDB", "url": "https://aws.amazon.com/dynamodb/"}, {"database": "Google Firebase Realtime Database", "url": "https://firebase.google.com/products/realtime-db/

What is index and how it is used in mongodb?

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How can you take database backup in mongodb?

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What kind of database is mongodb?

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Does mongodb need a lot of ram?

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Which are the most powerful features in mongodb?

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How to update operations immediately sync to disk in mongodb?

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Can mongodb scale?

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Is mongodb relational database?

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

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Are null values allowed?

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What language you can use with mongodb?

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Who developed mongodb?

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