MCQ IN COMPUTER SCIENCE & ENGINEERING

Detailed explanation-1: -Public access is granted to buckets and objects through access control lists (ACLs), bucket policies, or both. In order to ensure that public access to all your S3 buckets and objects is blocked, turn on block all public access at the account level. These settings apply account-wide for all current and future buckets.

Detailed explanation-2: -By default, all Amazon S3 resources-buckets, objects, and related subresources (for example, lifecycle configuration and website configuration)-are private. Only the resource owner, the AWS account that created it, can access the resource.

Detailed explanation-3: -By default, new buckets, access points, and objects don’t allow public access. However, users can modify bucket policies, access point policies, or object permissions to allow public access. S3 Block Public Access settings override these policies and permissions so that you can limit public access to these resources.

Detailed explanation-4: -A publicly accessible Amazon S3 Bucket has its permissions set to allow public access to anyone without authentication.