Backup and restore strategies in MongoDB - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to create a backup of a MongoDB database using mongodump.

MongoDB

mongodump --db [1] --out /backup/mongodump

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

Abackup

Brestore

Cmongorestore

Dmydatabase

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'restore' or 'mongorestore' instead of the database name.

Confusing backup directory with database name.

The --db option specifies the database to back up. Here, mydatabase is the database name.

2fill in blank

medium

Complete the command to restore a MongoDB database from a backup folder using mongorestore.

MongoDB

mongorestore --db [1] /backup/mongodump/mydatabase

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

Amydatabase

Brestore

Cdump

Dbackup

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'backup' or 'restore' as database name.

Confusing folder names with database names.

The --db option specifies the target database name to restore into. It should match the original database name.

3fill in blank

hard

Fix the error in the command to back up only the 'users' collection from 'mydatabase'.

MongoDB

mongodump --db mydatabase --collection [1] --out /backup/users_backup

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

Ausers

Buser

Cuser_collection

Dmydatabase

Attempts:

3 left

💡 Hint

Common Mistakes

Using singular 'user' instead of 'users'.

Using database name instead of collection name.

The collection name must exactly match the collection you want to back up. Here, the collection is named 'users'.

4fill in blank

hard

Fill both blanks to create a backup of the 'orders' collection from 'shopdb' and compress the output.

MongoDB

mongodump --db [1] --collection [2] --archive=/backup/orders.archive --gzip

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

Ashopdb

Borders

Cusers

Dbackupdb

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing up database and collection names.

Using wrong collection name like 'users' instead of 'orders'.

The --db option specifies the database name, and --collection specifies the collection name to back up. Here, 'shopdb' and 'orders' are correct.

5fill in blank

hard

Fill all three blanks to restore the 'products' collection into 'inventorydb' from a compressed archive.

MongoDB

mongorestore --db [1] --collection [2] --archive=[3] --gzip

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

Ainventorydb

Bproducts

C/backup/products.archive

Dshopdb

Attempts:

3 left

💡 Hint

Common Mistakes

Using wrong database or collection names.

Forgetting to specify the archive file path.

Not including the --gzip option for compressed archives.

The --db option is the target database, --collection is the collection to restore, and --archive points to the backup file. The --gzip option tells MongoDB the archive is compressed.