AWS Certified Data Analytics Specialty 2021 - Hands-On! - Amazon Simple Storage Service (Amazon S3) Overview

The video provides an overview of Amazon S3, focusing on its structure and functionality. It covers the concept of buckets, their naming conventions, and regional settings. The video explains objects and keys, highlighting the absence of directories in S3. It discusses object size limits and the benefits of multipart uploads. Metadata, tags, and versioning are also covered. Finally, the video explains the strong consistency model introduced in December 2020, ensuring reliable read-after-write operations.

What is a key requirement for naming an Amazon S3 bucket?

• It must start with an underscore.

• It must contain uppercase letters.

• It must be at least 64 characters long.

• It must be globally unique.

What is the maximum size for an object stored in Amazon S3?

• 1 terabyte

• 10 terabytes

• 5 terabytes

• 2 terabytes

When should you use multipart upload in Amazon S3?

• For files larger than 50 MB

• For files larger than 10 MB

• For files larger than 5 GB

• For files larger than 1 GB

What does strong consistency in Amazon S3 ensure?

• Immediate availability of new objects after write

• Delayed availability of new objects after write

• Objects are available after a 24-hour period

• Objects are only available after a system refresh

As of December 2020, what change was made to Amazon S3's consistency model?

• It became strongly consistent.

• It introduced a new pricing model.

• It became eventually consistent.

• It required additional configuration for consistency.