Mongoose Schemas and Models MCQ , Mongoose Schema Design Practice Questions

Direction: Choose the correct option

What is a Schema in Mongoose?

A. A collection in MongoDB

B. A blueprint that defines the structure of documents

C. An instance of a database connection

D. A query

Direction: Choose the correct option

How do you create a model from a schema in Mongoose?

A. mongoose.createModel('ModelName', schema)

B. schema.createModel('ModelName')

C. mongoose.model('ModelName', schema)

D. new mongoose.Model('ModelName', schema)

Direction: Choose the correct option

What does a Mongoose Model represent?

A. A database connection

B. A collection in the database

C. A schema instance

D. A single document

Direction: Choose the correct option

In a Mongoose schema definition, `name: String` means?

A. The `name` field is optional and can be any type

B. The `name` field has a default value of String

C. The `name` field must be a string

D. The `name` field is required and must be a string

Direction: Choose the correct option

What is the purpose of the `timestamps: true` option in a schema?

A. Logs all operations

B. Automatically adds `createdAt` and `updatedAt` fields

C. Records the time of each query

D. Enables time-based indexing

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