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AWS_Developer_Path August21 > S3 > Flashcards

S3 Flashcards

1
Q

S3

Allows the upload of files because S3 is

A

Object Based

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2
Q

S3

Not suitable for

A

OS
–OR–
Database

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3
Q

S3

Files sizes from 0 bytes up to

A

5 TB can be uploaded

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4
Q

S3

Storage volume

A

unlimited

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5
Q

S3

Files are stored in

A

Buckets

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6
Q

S3

Names

A

Https://

Bucket Name/Region/keyname

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7
Q

S3

Successful upload code

A

200

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8
Q

S3

The object name

A

Key

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9
Q

S3

The data that is made up of a sequence of bytes

A

Value

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10
Q

S3

Allows you to store multiple versions of the same object

A

Versioning

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11
Q

S3

What is data about data

A

Metadata

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12
Q

S3

Data stored redundantly across multiple devices in multiple facilities

A

> =3 AZs

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13
Q

S3

S3 - IA

S3 - OZ IA

Glacier

Glacier Deep Archive

S3 - Intelligent Tiering

Availability

A

99.9% Availability

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14
Q

S3

S3 - IA

S3 - OZ IA

Glacier

Glacier Deep Archive

S3 - Intelligent Tiering

Durability

A

99.999999999% (11 9s)

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15
Q

S3

Designed for frequent access

A

Designed for frequently accessed data.

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16
Q

S3

Suitable for most workloads and

A

Default storage class

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17
Q

S3

Used for data that is accessed less frequently but requires rapid access when needed

A

S3 - IA

Infrequent Access

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18
Q

S3

There is a low GB storage price and per GB retrieval fee.

A

S3 - IA

Infrequent Access

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19
Q

S3

Great for long-term storage, backups, and as a data store for disaster recovery file.s

A

Use Case

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20
Q

S3

Avaiilabilty for S3 One Zone IA

A

99.5%

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21
Q

S3

S3 One Zone is like S3 - IA

A

But data is stored redundantly within a single AZ.

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22
Q

S3

One Zone IA cost

A

Costs 20% less than regular S3-IA

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23
Q

S3

One Zone IA use case

A

long-lived, infrequently accessed, non-critical data.

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24
Q

S3

Very cheap archival storage - optimized for very infrequently accessed data

A

Glacier

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25
Q

S3

This happens each time you access your data

A

You pay for that

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26
Q

S3

Long term data archiving with retrieval times that range from 1 minute to 12 hours

A

Glacier

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27
Q

S3

Great for historical data that only accessed a few times in a year.

A

Glacier

28
Q

S3

Archiving for rarely accessed data with a default retrieval time of 12 hours.

A

Glacier Deep Archive

29
Q

S3

Financial records that may be accessed once or twice per year

A

Use case of Glacier Deep Archive

30
Q

S3

Storage with 2 tiers - frequent and infrequent access

A

S3 - Intelligent Tiering

31
Q

S3

Automatically moves your data to the most cost-effective tier based on how frequently you access each object.

A

S3 - Intelligent Tiering

32
Q

S3

S3 - Intelligent Tiering cost

A

Monthly fee of $0.0025 per 1,000 objects

33
Q

S3 Security

By default all newly created S3 buckets are

A

PRIVATE

34
Q

S3 Security

Access Control at the bucket level

A

Bucket policy

35
Q

S3 Security

Access control at the object level

A

Access Control Lists

36
Q

S3 Security

S3 can be configured to create

A

Access Logs

37
Q

S3 Security

S3 Access logs can be written to another

A

S3 Bucket

38
Q

S3 Security

S3 Access Requests

A

Make lists of requests made of the S3 bucket.

39
Q

S3 Encryption

Encryption In-Transit

A

SSL/TLS (HTTPS)

40
Q

S3 Encryption

At Rest: Server Side

S3 Managed Keys

A

SSE-S3

41
Q

S3 Encryption

At Rest: Server Side

AWS Key Management Service

A

SSE-KMS

Managed Keys

42
Q

S3 Encryption

At Rest: Server Side

Server side Encryption with Customer Provided Keys

A

SSE-C

Customer provides keys

43
Q

S3 Encryption

If you want to enforce the use of encryption for your files stored in S3 use

A

Use S3 Bucket Policy to deny all PUT requests that does not include the x-amz-server-side-encryption parameter in the request header.

44
Q

S3 Encryption

x-amz-server-side-encryption parameter

A

Included when a file is to be encrypted at upload time.

45
Q

S3 Encryption

x-amz-server-side-encryption: AE256

A

SSE-S3 - S3 Managed Keys

46
Q

S3 Encryption

x-amz-server-side-encryption: aws:kms

A

SSE-KMS - KMS managed keys

47
Q

S3 - Summary

S3 allows you to upload files so it is

A

Object based

48
Q

S3 - Summary

Files sizes can range from

A

0 bytes - 5 TB

49
Q

S3 - Summary

Files are stored in

A

Buckets

50
Q

S3 - Summary

S3 is not appropriate for this

A

OS

51
Q

S3 - Summary

Allows one a bucket from one region to access a bucket in another region

A

CORS

Cross Origin Resource Sharing

52
Q

S3 - Summary

Location where content is cached

A

Edge Location

53
Q

S3 - Summary

The origin of all the files that the CDN will distribute

A

Origin

54
Q

S3 - Summary

Given name of the CDN that consists of a collection of Edge locations

A

Distribution

55
Q

S3 - Summary

Distribution used for Websites

A

Web Distribution

56
Q

S3 - Summary

Distribution used for Media Streaming

A

RTMP

57
Q

READ THE S3 FAQs

A

https://aws.amazon.com/s3/faqs/

58
Q

S3 - Quiz

What determines which partition that files are stored in

A

The key name

https://aws.amazon.com/blogs/aws/amazon-s3-performance-tips-tricks-seattle-hiring-event/

59
Q

S3 - Quiz

The largest object that can be uploaded in a single PUT is

A

5 gigabytes.

60
Q

S3 - Quiz

If you want to upload files that are > 100 mb use

A

Multipart upload

61
Q

S3 - Quiz

If you want a user to download a private file directly from S3 from a webpage

A

Provide the user a pre-signed URL link on the site.

62
Q

S3 - Quiz

encryption of data at its destination by the application or service that receives it.

A

Server-Side Encryption

63
Q

S3 - Quiz

encrypts your data at the object level as it writes it to disks in its data centers and decrypts it for you when you access it.

A

S3

64
Q

S3 - Quiz

a way for client web applications that are loaded in one domain to interact with resources in a different domain.

A

Cross-origin resource sharing (CORS)

With CORS support, you can build rich client-side web applications with Amazon S3 and selectively allow cross-origin access to your Amazon S3 resources

65
Q

S3 - Quiz

different ways to ensure that users attempting access to files in an S3 bucket can be authorized.

A

Signed URLs and Signed Cookies

66
Q

S3 - Quiz

virtual user identity that is used to give the CloudFront distribution permission to fetch a private object from an S3 bucket.

A

Origin Access Identity

AWS_Developer_Path August21 (13 decks)

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