insertMany method in MongoDB - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to insert multiple documents into the collection.

MongoDB

db.collection.insertMany([1])

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A[{ name: 'Alice' }, { name: 'Bob' }]

B{ names: ['Alice', 'Bob'] }

C['Alice', 'Bob']

D{ name: 'Alice' }

Attempts:

3 left

💡 Hint

Common Mistakes

Passing a single object instead of an array.

Passing an array of strings instead of objects.

The insertMany method requires an array of documents to insert multiple entries.

2fill in blank

medium

Complete the code to insert multiple documents and handle the promise.

MongoDB

db.collection.insertMany([{ name: 'Eve' }, { name: 'Frank' }]).[1](result => console.log(result.insertedCount))

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Acatch

Bawait

Cfinally

Dthen

Attempts:

3 left

💡 Hint

Common Mistakes

Using catch instead of then for success.

Trying to use await without async function.

The insertMany method returns a promise, so then is used to handle the successful insertion.

3fill in blank

hard

Fix the error in the code to correctly insert multiple documents.

MongoDB

db.collection.insertMany([1])

Drag options to blanks, or click blank then click option'

A[{ name: 'Grace' }, { name: 'Heidi' }]

B'Grace', 'Heidi'

C{ name: 'Grace' }

Dname: 'Grace', name: 'Heidi'

Attempts:

3 left

💡 Hint

Common Mistakes

Passing a single object instead of an array.

Passing a string or invalid syntax.

The argument to insertMany must be an array of documents, not a single object or invalid syntax.

4fill in blank

hard

Fill both blanks to insert documents and log the inserted IDs.

MongoDB

db.collection.insertMany([1]).[2](result => console.log(result.insertedIds))

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A[{ age: 25 }, { age: 30 }]

Bthen

Ccatch

D[{ age: 25 }, { age: 30, city: 'NY' }]

Attempts:

3 left

💡 Hint

Common Mistakes

Using catch instead of then for success.

Passing a single object instead of an array.

Use an array of documents for insertMany and then to handle the promise and log inserted IDs.

5fill in blank

hard

Fill all three blanks to insert documents, handle errors, and log success.

MongoDB

db.collection.insertMany([1]).[2](result => console.log('Inserted:', result.insertedCount)).[3](error => console.error('Error:', error))

Drag options to blanks, or click blank then click option'

A[{ product: 'Book' }, { product: 'Pen' }]

Bthen

Ccatch

D[{ product: 'Book' }, { product: 'Pen', price: 5 }]

Attempts:

3 left

💡 Hint

Common Mistakes

Not handling errors with catch.

Passing a single object instead of an array.

Use an array of documents for insertion, then to handle success, and catch to handle errors.