On-demand backups in DynamoDB - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to create an on-demand backup of a DynamoDB table.

DynamoDB

response = client.create_backup(TableName=[1], BackupName='MyBackup')

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

AMyTable

B'MyTable'

C'BackupTable'

DTableName

Attempts:

3 left

💡 Hint

Common Mistakes

Forgetting to put the table name in quotes.

Using a variable name without quotes.

The TableName parameter requires the table name as a string, so it must be in quotes.

2fill in blank

medium

Complete the code to list all backups for a DynamoDB table.

DynamoDB

response = client.list_backups(TableName=[1])

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

A'MyTable'

BMyTable

C'BackupList'

DTableName

Attempts:

3 left

💡 Hint

Common Mistakes

Passing the table name without quotes.

Using the wrong parameter name.

The TableName parameter must be a string with the table name in quotes.

3fill in blank

hard

Fix the error in the code to delete a backup by its ARN.

DynamoDB

response = client.delete_backup(BackupArn=[1])

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

A'backup_arn_value'

Bbackup_arn

CbackupArn

D'backupArn_value'

Attempts:

3 left

💡 Hint

Common Mistakes

Passing the ARN without quotes.

Using incorrect parameter names.

The BackupArn parameter requires the ARN as a string, so it must be in quotes.

4fill in blank

hard

Fill all three blanks to create a backup and print the backup ARN.

DynamoDB

response = client.create_backup(TableName=[1], BackupName=[2])
print(response['BackupDetails']['[3]'])

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

A'MyTable'

B'MyBackup'

CBackupArn

DBackupName

Attempts:

3 left

💡 Hint

Common Mistakes

Not using quotes for table or backup names.

Using wrong key to access ARN.

You must provide the table name and backup name as strings. The ARN is accessed with the key 'BackupArn'.

5fill in blank

hard

Fill all three blanks to list backups filtered by table name and print the backup names.

DynamoDB

response = client.list_backups(TableName=[1])
for backup in response['Backups']:
    print(backup['[2]'])
    print(backup['[3]'])

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

A'MyTable'

BBackupName

CBackupArn

DTableName

Attempts:

3 left

💡 Hint

Common Mistakes

Not quoting the table name.

Using wrong keys to access backup details.

We filter backups by table name (string). Then print each backup's name and ARN using the keys 'BackupName' and 'BackupArn'.