Atlas connection string setup in MongoDB - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to start the MongoDB connection string with the correct protocol.

MongoDB

mongodb+srv://[1]

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

Ausername:[e-mail]/myFirstDatabase?retryWrites=true&w=majority

Attempts:

3 left

💡 Hint

Common Mistakes

Forgetting to include the protocol mongodb+srv://.

Using http:// or other protocols instead.

The connection string starts with mongodb+srv:// followed by your username, password, and cluster details.

2fill in blank

medium

Complete the connection string to specify the database name after the cluster address.

MongoDB

mongodb+srv://username:[e-mail]/[1]?retryWrites=true&w=majority

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

Aadmin

Btest

CmyFirstDatabase

Dlocal

Attempts:

3 left

💡 Hint

Common Mistakes

Leaving the database name blank.

Using system database names like admin unless intended.

The database name is specified right after the cluster address in the connection string.

3fill in blank

hard

Fix the error in the connection string by choosing the correct query parameter to enable retryable writes.

MongoDB

mongodb+srv://username:[e-mail]/myFirstDatabase?[1]=true&w=majority

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

Aretry

BretryWrites

Cretry_write

DretryWrite

Attempts:

3 left

💡 Hint

Common Mistakes

Misspelling the parameter name.

Using underscores or lowercase incorrectly.

The correct query parameter to enable retryable writes is retryWrites.

4fill in blank

hard

Fill both blanks to complete the connection string with the correct write concern and authentication source.

MongoDB

mongodb+srv://username:[e-mail]/myFirstDatabase?retryWrites=true&w=[1]&authSource=[2]

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

Amajority

Badmin

Clocal

Dprimary

Attempts:

3 left

💡 Hint

Common Mistakes

Using incorrect values for w or authSource.

Omitting these parameters when needed.

The write concern w is usually set to majority for safety. The authSource is often admin for Atlas.

5fill in blank

hard

Fill all three blanks to complete the connection string with username, password, and cluster address.

MongoDB

mongodb+srv://[1]:[2]@[3]/myFirstDatabase?retryWrites=true&w=majority

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

AmyUser

BmyPassword123

Ccluster0.mongodb.net

Dlocalhost

Attempts:

3 left

💡 Hint

Common Mistakes

Swapping username and password positions.

Using localhost instead of the Atlas cluster address.

The connection string requires your MongoDB username, password, and the cluster address.