Question 7

Explanation

Correct options:

Amazon S3 Standard

Amazon S3 Standard offers high durability, availability, and performance object storage for frequently accessed data. Amazon S3 Standard offers low latency and high throughput performance, It is designed for durability of 99.999999999% of objects across multiple Availability Zones (AZ). Amazon S3 Standard does not charge any data retrieval fee.

Amazon S3 Intelligent-Tiering

The Amazon S3 Intelligent-Tiering storage class is designed to optimize costs by automatically moving data to the most cost-effective access tier, without performance impact or operational overhead. It works by storing objects in two access tiers: one tier that is optimized for frequent access and another lower-cost tier that is optimized for infrequent access. Amazon S3 Intelligent-Tiering does not charge any data retrieval fee.

Please review this illustration for the Amazon S3 Storage Classes retrieval fee. You don't need to memorize the actual numbers, just remember that Amazon S3 Standard and Amazon S3 Intelligent-Tiering do not charge any retrieval fee:

via - https://aws.amazon.com/s3/storage-classes/

Incorrect options:

Amazon S3 Glacier Flexible Retrieval - Amazon S3 Glacier Flexible Retrieval is a secure, durable, and extremely low-cost Amazon S3 cloud storage class for data archiving and long-term backup. It is designed to deliver 99.999999999% durability, and provide comprehensive security and compliance capabilities that can help meet even the most stringent regulatory requirements. Amazon S3 Glacier Flexible Retrieval has a data retrieval fee.

Amazon S3 One Zone-Infrequent Access (S3 One Zone-IA) - Amazon S3 One Zone-Infrequent Access (S3 One Zone-IA) is for data that is accessed less frequently, but requires rapid access when needed. Unlike other S3 Storage Classes which store data in a minimum of three Availability Zones (AZ), Amazon S3 One Zone-Infrequent Access (S3 One Zone-IA) stores data in a single Availability Zone (AZ). It is not suitable for data archival. Amazon S3 One Zone-Infrequent Access (S3 One Zone-IA) has a data retrieval fee.

Amazon S3 Standard-Infrequent Access (S3 Standard-IA) - Amazon S3 Standard-Infrequent Access (S3 Standard-IA) is for data that is accessed less frequently, but requires rapid access when needed. Amazon S3 Standard-Infrequent Access (S3 Standard-IA) offers high durability, high throughput, and low latency of S3 Standard, with a low per GB storage price and per GB retrieval fee. This combination of low cost and high performance makes Amazon S3 Standard-Infrequent Access (S3 Standard-IA) ideal for long-term storage, backups, and as a data store for disaster recovery files. Amazon S3 Standard-Infrequent Access (S3 Standard-IA) has a data retrieval fee.

Reference:

https://aws.amazon.com/s3/storage-classes/