Built-in roles (read, readWrite, dbAdmin) in MongoDB - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to grant the read role to a user on the database.

MongoDB

db.createUser({user: "reportUser", roles: ["[1]"]})

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

Aread

BreadWrite

CdbAdmin

Droot

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing readWrite grants write permissions, which is more than needed.

The read role allows the user to read data from the database but not modify it.

2fill in blank

medium

Complete the code to grant the readWrite role to a user on the database.

MongoDB

db.createUser({user: "appUser", roles: ["[1]"]})

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

Aread

BdbAdmin

CreadWrite

Dbackup

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing read only allows reading, not writing.

The readWrite role allows the user to read and write data on the database.

3fill in blank

hard

Fix the error in the code to grant the dbAdmin role to a user.

MongoDB

db.createUser({user: "adminUser", roles: ["[1]"]})

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

AdbAdmin

Bread

CreadWrite

DuserAdmin

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing readWrite or read does not provide admin privileges.

The dbAdmin role allows the user to perform administrative tasks on the database, such as creating indexes.

4fill in blank

hard

Fill both blanks to create a user with readWrite and dbAdmin roles.

MongoDB

db.createUser({user: "managerUser", roles: ["[1]", "[2]"]})

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

AreadWrite

Bread

CdbAdmin

Dbackup

Attempts:

3 left

💡 Hint

Common Mistakes

Using read instead of readWrite limits write access.

The user needs both readWrite to modify data and dbAdmin to manage the database.

5fill in blank

hard

Fill all three blanks to create a user with read, readWrite, and dbAdmin roles.

MongoDB

db.createUser({user: "fullAccessUser", roles: ["[1]", "[2]", "[3]"]})

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

Aread

BreadWrite

CdbAdmin

DuserAdmin

Attempts:

3 left

💡 Hint

Common Mistakes

Omitting one of the roles reduces permissions.

This user has all three main built-in roles: read, readWrite, and dbAdmin for full access and management.