S3 Summary

You have enabled versioning and want to be extra careful when it comes to deleting files on an S3 bucket. What should you enable to prevent accidental permanent deletions?

• Use a bucket policy

• Enable MFA Delete

• Encrypt the files

• Disable versioning

You would like all your files in an S3 bucket to be encrypted by default. What is the optimal way of achieving this?

• Use a bucket policy that forces HTTPS connections

• Enable Default Encryption

• Enable versioning

• All of the above

You suspect that some of your employees try to access files in an S3 bucket that they don't have access to. How can you verify this is indeed the case without them noticing?

• Enable S3 Access Logs and analyze them using Athena

• Restrict their IAM policies and look at CloudTail logs

• Use a bucket policy

You want the content of an S3 bucket to be fully available in different AWS Regions. That will help your team perform data analysis at the lowest latency and cost possible. What S3 feature should you use?

• Amazon CloudFront Distributions

• S3 Versioning

• S3 Static Website Hosting

• S3 Replication

You have 3 S3 buckets. One source bucket A, and two destination buckets B and C in different AWS Regions. You want to replicate objects from bucket A to both bucket B and C. How would you achieve this?

• Configure replication from bucket A to bucket B, then from bucket A to bucket C

• Configure replication from bucket A to bucket B, then from bucket B to bucket C

• Configure replication from bucket A to bucket C, then from bucket C to bucket B

Which of the following is NOT a Glacier Deep Archive retrieval mode?

• Expedited (1-5 mins)

• Standard (12 hours)

• Bulk (48 hours)

How can you be notified when there's an object uploaded to your S3 bucket?

• S3 Select

• S3 Access Logs

• S3 Event Notifications

• S3 Analytics

You are looking to provide temporary URLs to a growing list of federated users to allow them to perform a file upload on your S3 bucket to a specific location. What should you use?

• S3 CORS

• S3 Pre-Signed URL

• S3 Bucket Policies

• IAM Users

You have an S3 bucket that has S3 Versioning enabled. This S3 bucket has a lot of objects, and you would like to remove old object versions to reduce costs. What's the best approach to automate the deletion of these old object versions?

• S3 Lifecycle Rules - Transition Actions

• S3 Lifecycle Rules - Expiration Actions

• S3 Access Logs

How can you automate the transition of S3 objects between their different tiers?

• AWS Lambda

• S3 Bucket Policies

• S3 Lifecycle Rules

• AWS EventBridge