Amazon S3 Flashcards
It is an object storage service offering industry-leading scalability, data availability, security, and performance.
Amazon Simple Storage Service (Amazon S3)
Amazon S3 files size can be up to?
5TB
The total volume of data and the number of objects you can store in Amazon S3 is?
Unlimited
Amazon S3 is suitable to install an operating system or run a database on. True or False?
False
In Amazon S3 files stored in?
Buckets
S3 is a universal namespace so all bucket names must be unique. True or False?
True
How S3 URL are created?
bucket name, followed by the region, followed by the key name or the object or file name.
eg.: https://bucket-name.s3.region.amazonaws.com/key-name
Amazon S3 object compose of?
Key
Value
Version ID
Metadata
What S3 object “Key”?
The object name, e.g., Ralphie.jpg
What S3 object “Value”?
This is the data itself, which is made up of a sequence of bytes.
What S3 object “Version ID”?
Allows you to store multiple versions of the same object.
What S3 object “Metadata”?
Data about the data you are storing, e.g., content-type, last-modified, etc.
What are the S3 Storage Classes?
S3 Standard
S3 Standard-Infrequent Access
S3 One Zone-Infrequent Access
S3 Glacier
S3 Glacier Deep Archive
S3 - Intelligent Tiering
Suitable for most workloads, e.g., websites, content distribution, mobile
and gaming applications, and big data analytics.
S3 Standard
Long-term, infrequently accessed critical data, e.g., backups, data store
for disaster recovery files, etc. Minimum storage duration: 30 days.
S3 Standard-Infrequent Access
Long-term, infrequently accessed, non-critical data. Minimum storage
duration: 30 days.
S3 One Zone-Infrequent Access
Long-term data archiving that occasionally needs to be accessed within a few hours or minutes. Minimum storage duration: 90 days.
S3 Glacier
Rarely accessed data archiving with a default retrieval time of 12 hours, e.g., financial records for regulatory purposes. Minimum storage duration: 180 days.
S3 Glacier Deep Archive
Unknown or unpredictable access patterns. Minimum storage duration: 30 days.
S3 - Intelligent Tiering
By default, all newly created buckets are private or public?
private
Policies applied at a bucket level.
Bucket Policies
Policies Applied at an object level.
Access Control Lists
S3 buckets Access Logs
S3 buckets can be configured to create access logs, which log all requests made to the S3 bucket. These logs can be written to another bucket.
S3 Encryption In-Transit
SSL/TLS - HTTPS.
