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AWS Solutions Architect Associate > AWS Data Storage > Flashcards

AWS Data Storage Flashcards

1
Q

AWS Data Sync

A
  • Fast and simple way to sync existing FileSystems into
    • AWS EFS
    • AWS S3
    • AWS FSx Windows Server
  • Over Inet or Direct Connect
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2
Q

AWS Athena

A
  • Queries data in S3 using SQL

- Can be connected to other data sources using Lambda

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3
Q

AWS Glue

A
  • Fully Managed ETL Service

- Used to prepare data for analytics

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4
Q

Transfer Acceleration

A
  • Used for S3
  • Leveraged AWS Cloudfront edge locations
  • Delivers fast, easy, and secure transfer of files
  • Used to accelerate xfers over long distances
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5
Q

S3

A
  • Object Storage with Unlimited space
  • Universal Namespace
  • Created in a Region
  • Files from 0 up to 5 TBs
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6
Q

S3 as a Static Website

A
  • HTTP connections only
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7
Q

Kinesis Data Firehose

A
  • Captures, Transforms, and loads streaming data
  • Data sent to it by producers
  • Data is sent to other AWS Services from it
  • Data can be transformed by Lambda
  • Enables near real time analytics using BI tools
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8
Q

FSx File System Options

A
  • Scratch
    • Temp Storage, data not replicated, high burst rate
  • Persistent
    • Long term, data replicated
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9
Q

Storage Gateway - File Gateway

A
  • Virtual On-Prem file server
  • Stores and receives files in S3
  • Used with on-prem apps that need files storage in s3
  • used with ec2 apps that needs file storage in s3
  • SBM or NFS
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10
Q

EFS - Elastic File System

A
  • Fully managed NFS file system
  • Mounts in one or many AZs
  • Uses VPN or Direct Connect for On-prem Mounts
  • Data stored across many AZs
  • ## Scales to PBs
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11
Q

FSx for Lustre

A
  • High performance File System for Fast processing
  • ML, HPC, Video, Financial Models
  • Unix based
  • Natively with S3
  • Objects are presented as files in the FS
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12
Q

Kinesis Data Analytics

A
  • Real time sql processing for Streaming Data from
    • Kinesis Data Streams
    • Kinesis Fire Hose
  • Sends to
  • Kinesis Data Streams
  • Kinesis Fire Hose
  • Lambda
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13
Q

Kinesis Data Streams

A
  • Real time processing of streaming data
  • Rapidly moves data off producers
  • Stores for 24hrs or up to 7 days
  • Stores data for latter processing
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14
Q

Amazon EMR

A
  • Managed service for Hadoop or Spark
  • Commonly used for log analysis, financial analysis
  • Used to ETL data for big data
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15
Q

Data Lifecycle Manager

A
  • Automates the creation, retention, and deletions of EBS
  • Snapshots and Volumes
  • enforces regular backup schedule
  • creates standardized AMIs
  • retains backups for audit and compliance
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16
Q

Storage Gateway - Volume Gateway

A
  • virtual appliance for block based storage
  • Cached mode - Stored on S3 with cache of frequent data on site
  • Stored mode - Stored on Site with async backup to S3
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17
Q

Storage Gateway

A
  • Virtual appliance / machine on prem
  • Enables hybrid storage between onprem and aws
  • low latency with data cached on prem
  • data stored securely and durably in AWS
  • Local storage backed by S3 and Glacier
  • Cloud migrations and DR prep
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18
Q

Storage Gateway - Tape Gateway

A
  • Virtual appliance in support of Tape/VTL storage

- Netbackup, Backup Exe, Veeam

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19
Q

S3 Multi-part Upload

A
  • Files over 100mb
  • Can be used for files 5mb to 5tb
  • improves throughput
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20
Q

S3 buckets

A
  • private by default
  • object ACLs make individual objects public
  • Bucket Policies make the entire bucket public
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21
Q

S3 - Encryption - SSE

A
  • Service Side Encryption
  • AWS provides for us on our behalf.
  • AWS manages
  • Keys in AWS
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22
Q

S3 - Encryption - SSE - KMS

A
  • Server side encryption with KMS
  • Uses KMS system
  • Keys are stored in AWS
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23
Q

S3 - Encryption - SSE - C

A
  • Server side encryption - client managed
  • Customer handles the keys
  • Not stored in AWS
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24
Q

S3 - Encryption - Client side

A
  • Encryption before uploading the object
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25
Q

S3 Performance

A
  • Use multi-part on upload - multiple threads
  • Use Folders - multiple consumers
  • Use Byte Range - Split the file
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26
Q

S3 Replication

A
  • Delete markers are not replicated by default
  • existing objects are not replicated
  • versioning must be enabled
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27
Q

Snowball

A
  • 80TBs
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28
Q

Snowball Edge

A
  • 100TBs with compute
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29
Q

Snowmobile

A

100 pbs

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30
Q

Can Fargate connect to FSx for Luster?

A

NO… must use EFS in this case.

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31
Q

Can a linux instance connect to FSx for Windows File Server

A

Yes… using the cifs-utils package linux can mount an SMB/CIFS share

32
Q

RAID used for I/O … allows for increased IOPs

A

RAID 0 - Stripped

33
Q

RAID used for durability

A

RAID 1 - Mirrored

34
Q

What is the magic number to use io1 vs gp2

A

16000 IOPS

35
Q

What NAS works with MS Active Directory

A

FXs Window File Server

36
Q

Does FSx support multi-AZ

A

Yes

37
Q

EFS Storage Classes

A

Standard - multiple AZs
Standard IA

OneZone - Redundant in a single AZ - 47% less
OneZone - IA

38
Q

EFS LifeCycle parameter used

A

age-off policy for files

39
Q

Used to move files automatically between EFS storage classes based on access

A

EFS Intelligent-Tiering

40
Q

How can you restrict direct access to an s3 bucket so that only a website can access the data.

A

Bucket policy and allowing referrals from the website url… Should not hardcode the IPS of the EC2 instances running the website

41
Q

How can you store a backup of an EBS volume on S3

A

Take a snap… snaps are stored on S3

42
Q

Encryption is supported on all ebs volume types? True or false

A

True

43
Q

Can you have both encrypted and non-encrypted volumes on an instance

A

Yes

44
Q

S3 object lock mode where users can’t overwrite or delete an object version or alter its lock settings unless they have special permissions.

A

Governance mode

45
Q

S3 object lock mode where a protected object version can’t be overwritten or deleted by any user, including the root user in your AWS account.

A

Compliance mode

46
Q

allows you to easily deploy and enforce compliance controls for individual S3 Glacier vaults with a vault lock policy.

A

S3 Glacier vault lock

47
Q

S3 Object Lock is enabled when?

A

the s3 object locks can be only enabled on bucket creation

48
Q

Can you use S3 Object Lock and lifecycle policies?

A

Yes…. S3 Object Lock protection is maintained regardless of which storage class the object resides in and throughout S3 Lifecycle transitions between storage classes.

49
Q

S3 Glacier Deep Archive minimum storage duration period

A

180 days

50
Q

S3 Glacier Flexible Retrieval minimum storage duration period

A

90 days

51
Q

S3 Transitions

A

S3 Standard storage class –> other storage class.

Any storage class –> S3 Glacier or S3 Glacier Deep Archive storage classes.

S3 Standard-IA –> S3 Intelligent-Tiering or S3 One Zone-IA

S3 Intelligent-Tiering storage class –> S3 One Zone-IA storage class.

S3 Glacier storage class –> S3 Glacier Deep Archive storage class.

52
Q

Object size that requires multi-part upload?

A

5gb

53
Q

S3 Object size multi-part upload recommended

A

100mb

54
Q

Can you use S3 Object lock with Glacier?

A

Yes. S3 Object Lock is a new feature that prevents data from being deleted during a customer-defined retention period. You can use Object Lock with any S3 storage class, including S3 Glacier.

55
Q

What can you use for added security for EFS connections?

A

Add a rule to the mount target security group to allow inbound access from the EC2 security group

56
Q

Uses simple SQL expressions to query S3 for analysis

A

Amazon S3 Select

  • Select is a lightweight solution designed to let you use SQL to perform simple SELECT clauses on a maximum of one file. Amazon Athena is an analytics workhorse that allows you to perform SQL on extremely large datasets spanning many files with great performance
57
Q

Can S3 Transfer Acceleration be used for Downloads (GETS)

A

No… its for Uploads

58
Q

How to restrict S3 access to folders by folder name

A

Create IAM policies for folder level permissions

Create Groups and attach the policeis

59
Q

a storage solution that can scale as data volumes increase with the LEAST amount of management and configuration for EC2 instances…

A

EFS… EBS isn’t a managed service.

60
Q

S3 is strongly consistent for all get, our, and list ops

A

True

61
Q

EFS mode for high frequency reads and writes

A

Provisioned throughput mide

62
Q

EFS mode recommend for most applications

A

Bursting throughput mode

63
Q

EFS mode that scales throughput based on spikes

A

Bursting

64
Q

Which s3 supports encryption by default for both data at rest and in flight

A

S3 Glacier

65
Q

allow you to quickly access your data when occasional urgent requests for a subset of archives are required. For all but the largest archives (250 MB+), data accessed using Expedited retrievals are typically made available within 1–5 minutes. Provisioned Capacity ensures that retrieval capacity for Expedited retrievals is available when you need it.

A

Glacier Expedited retrievals

66
Q

allow you to access any of your archives within several hours…..typically complete within 3–5 hours. This is the default option for retrieval requests that do not specify the retrieval option.

A

Glacier Standard retrievals

67
Q

are S3 Glacier’s lowest-cost retrieval option, which you can use to retrieve large amounts, even petabytes, of data inexpensively in a day typically complete within 5–12 hours.

A

Glacier Bulk retrievals

68
Q

Can an efs be accessed from another region

A

Yes via inter-region vpc peering

69
Q

Io2 block express up to ____ iops

A

256k

70
Q

Are there transfer charges for s3 from the inet

A

No

71
Q

S3 standard has what min duration charge

A

None

72
Q

EFS performance mode

A

Max I/O

73
Q

S3 glacier flexible retrieval times

A

Mins to hours

74
Q

S3 glacier instant retrieval times

A

Milliseconds

75
Q

S3 glacier deep archive retrieval times

A

Hours

AWS Solutions Architect Associate (8 decks)

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