AWS Certified Data Analytics Specialty 2021 – Hands-On - S3 Overview

The video provides an overview of Amazon S3, focusing on its role in the AWS Big Data exam. It covers the basics of buckets, including naming conventions and regional definitions. The tutorial explains objects and keys, highlighting the structure and size limits of objects, and the importance of multipart uploads for large files. Metadata, tags, and versioning are discussed, emphasizing their role in managing S3 objects. Finally, the video explains the strong consistency model introduced in December 2020, ensuring reliable read-after-write operations.

What is a key characteristic of Amazon S3 bucket names?

• They must be globally unique.

• They can include uppercase letters.

• They can be an IP address.

• They must start with an uppercase letter.

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

• 5 terabytes

• 2 terabytes

• 1 terabyte

• 10 terabytes

When is it mandatory to use multi-part upload in Amazon S3?

• For files larger than 5 gigabytes

• For files larger than 100 megabytes

• For files larger than 10 gigabytes

• For files larger than 1 gigabyte

What type of consistency does Amazon S3 provide for all operations as of December 2020?

• Eventual consistency

• Strong consistency

• Weak consistency

• Conditional consistency

What happens when you perform a read operation immediately after writing a new object in Amazon S3?

• You will receive the object that was just written.

• The read operation will fail.

• You will receive a random object.

• You may receive an outdated version of the object.