1. Right Answer: B,D
Explanation:
2. Right Answer: D
Explanation: If you are managing your own encryption keys, you can encrypt the object and send it across to S3 Option A is invalid because ideally you should use different encryption keys Option C is invalid because you can use you own encryption keys Option D is invalid because encryption works even if versioning is enabled For more information on client side encryption please visit the below Link: https://docs.aws.amazon.com/AmazonS3/latest/dev/UsingClientSideEncryption.html
3. Right Answer: A
Explanation:
4. Right Answer: B,C
Explanation: The AWS(Amazon Web Service) Documentation mentions the following You can configure multiple trails differently so that the trails process and log only the events that you specify. For example, one trail can log read-only data and management events, so that all read-only events are delivered to one S3 bucket. Another trail can log only write-only data and management events, so that all write-only events are delivered to a separate S3 bucket. Options A and D are invalid because you have to create a trail and not a log group For more information on managing events with cloudtrail, please visit the following URL: https://docs.aws.amazon.com/awscloudtrail/latest/userguide/logging-management-and-data-events-with-cloudtrail.html
5. Right Answer: A
Explanation: Such a scenario is also given in the AWS(Amazon Web Service) Documentation Option B is invalid because versioning is only to create multiple versions of an object and can help in accidental deletion of objects Option C is invalid because this is used as an extra measure of caution for deletion of objects Option D is invalid because this is used for Cross region replication of objects For more information on Cross Origin Resource sharing, please visit the following url https://docs.aws.amazon.com/AmazonS3/latest/dev/cors.html