Answer / Surya Kant

In Mongoose, a schema defines the structure of a document (data object). It specifies the fields and their data types for each model. You can create a new schema using const Schema = mongoose.Schema; and define its properties.

What is the syntax to create a collection and to drop a collection in mongodb?

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What is a secondary or slave?

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What is difference between mongod and mongodb?

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What is the difference between mongodb and cassandra?

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Is mongodb normalized?

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Will there be journal replay programs in case of incomplete entries (if there is a failure in the middle of one)?

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If you remove a document from database, does mongodb remove it from disk?

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How did mongodb get its name?

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Is it necessary to install mongodb compass?

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How does mongodb provide consistency?

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Can I use mongodb for free?

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What is the method to configure the cache size in mongodb?

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