Simple Storage Service or S3 Questions and answers


1) What is the S3 feature that allows you to store and access older iterations of objects?
– Versioning

Explanation
If versioning is enabled, S3 will keep track of and store older versions of a file each time a newer version is uploaded.
2) By setting proper permissions on the object level, you can allow the public to download the object via a URL.

Correct answer
True
3) If you have an object that is easily reproducible and must be quickly accessible, what would be the best storage class to use for it?

Correct answer
One Zone-Infrequent Access

Explanation
You should only use Amazon S3 One Zone-Infrequent Access for objects that are easily reproducible due to objects being stored in one AZ. As a trade-off, it is a cheaper storage class than standard.

4) S3 is a bulk storage service where you can store any type of file.

Correct answer
True
5) An S3 bucket name can have any name and format you like.

Correct answer
False

Explanation
S3 names must be unique across all AWS accounts worldwide, and must follow specific naming rules.
6) S3 stands for Simple Storage Solutions.
True or False: FALSE
Explanation:
S3 stands for Simple Storage Service
8) What feature MUST be used to change an object’s storage class to Glacier?

Correct answer
Lifecycles

Explanation
The only way to set an objects storage class to Glacier is through object lifecycles.

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