S3 Flashcards
1
Q
What is AWS S3?
A
- one of the main building blocks
- is a storage
2
Q
Amazon S3 Use cases
A
- Backup and storage, Disaster Recovery, Archive, Hybrid Cloud storage, …
3
Q
Amazon S3 - Buckets
A
- store objects (files) in “buckets” (directories)
- must have globally unique name (across all regions all accounts)
- region level
4
Q
Amazon S3 - Objects
A
- have a Key
- key is the FULL path
- Max. Object Size is 5TB
5
Q
Amazon S3 – Security
A
- User-Based (IAM Policies)
- Resource-Based (Bucket Policies, Object ACL, Bucket ACL), Encryption
- block public access to prevent company data leaks
6
Q
Amazon S3 – Static Website Hosting
A
- host static websites and have them accessible on the Internet
7
Q
Amazon S3 - Versioning
A
- version your files
- enabled at the bucket level
- best practise
8
Q
Amazon S3 – Replication (CRR & SRR)
A
- Must enable Versioning
- Cross-Region Replication (CRR): for compliance and lower latency access
- Same-Region Replication (SRR): log aggregation, live replication
9
Q
S3 Storage Classes
A
- Amazon S3 Standard - General Purpose
- Amazon S3 Standard-Infrequent Access (IA)
- Amazon S3 One Zone-Infrequent Access
- Amazon S3 Glacier Instant Retrieval
- Amazon S3 Glacier Flexible Retrieval
- Amazon S3 Glacier Deep Archive
- Amazon S3 Intelligent Tiering
10
Q
S3 Standard – General Purpose
A
- Used for frequently accessed data
- Use Cases: Big Data analytics, mobile & gaming applications, content distribution
11
Q
S3 Storage Classes – Infrequent Access
A
- data less frequently accessed, but requires rapid access
- Lower cost than S3 Standard
12
Q
Amazon S3 Standard-Infrequent Access
A
- Use cases: Disaster Recovery, backups
13
Q
Amazon S3 One Zone-Infrequent Access
A
- Use Cases: Storing secondary backup copies of on-premise data, or data you can recreate
14
Q
Amazon S3 Glacier Storage Classes
A
- Low-cost object storage meant for archiving / backup
- price for storage + object retrieval cost
15
Q
Amazon S3 Glacier Instant Retrieval
A
- Millisecond retrieval, great for data accessed once a quarter
- Min. storage duration of 90 days
16
Q
Amazon S3 Glacier Flexible Retrieval
A
- Minimum storage duration of 90 days
17
Q
Amazon S3 Glacier Deep Archive
A
- Minimum storage duration of 180 days
18
Q
S3 Intelligent-Tiering
A
- Moves objects automatically between Access Tiers based on usage
19
Q
IAM Access Analyzer
A
- only intended people have access to your S3 buckets
20
Q
AWS Snowball
A
- devices to collect and process data at the
edge, migrate data into and out of AWS
21
Q
AWS Storage Gateway
A
- Hybrid storage service to allow on-
premises to use the AWS Cloud
