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*AWS -Study Group Cert -Solutions Architect Associate Vol 1* > AWS -S3 -study group 1 > Flashcards

AWS -S3 -study group 1 Flashcards

1
Q

S3 permissions (True or False)

All buckets and objects are private by default

A

True

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2
Q

The resources owner can grant access to the resource through S3 “resource based policies” or a traditional IAM user policy are called?

A

Permissions

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3
Q

Grants access to users in other AWS accounts or to the public.

A

access control lists

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4
Q

S3 (True or False)

Both buckets and objects has ACLs.

A

True

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5
Q

S3 (True or False)

Object ACLs allow us to share an S3 object with the public via a URL link.

A

True

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6
Q

a set of rules that automate the migration of an object’s storage class to a different storage class(or deletion), based on specified time intervals.

A

Lifecycle policies

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7
Q

Connects local data center software appliance to cloud based storage such as Amazon S3.

A

Storage Gateway

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8
Q

Is a method of allowing a web application located in one domain to access and use resources in another domain.

This allows web applications running javascript or HTML5 to access resources in an S3 bucket without using a proxy server.

A

CORS

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9
Q

S3 Bucket Name Format

What is displayed last in the https;// bucket name format? The “Region” or the “Bucketname”?

A

https: //s3-REGION.amazonaws.com/BUCKETNAME
https: //s3-eu-west-1.amazonaws.com/stevesbucket

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10
Q

HTTP response code for successful upload

A

HTTP 200

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11
Q

Two ways to secure data in S3

A

Access Control Lists

Bucket Policies

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12
Q

What are you charged for with S3?

A 
storage
requests
storage management pricing (tags)
data transfer pricing (moving data within S3, inter-region)
transfer acceleration
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13
Q

S3 Versioning, do you pay for each stored version?

A

Yes

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14
Q

Can versioning be disabled?

A

No. Only suspended. Have to delete bucket to fully remove versioning

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15
Q

Does cross-region replication require versioning?

A

yes

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16
Q

S3 File Size limits

A

0 bytes to 5 Terabytes

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17
Q

S3 is a universal namespace (True or False)

A

False - names must be globally unique

18
Q

When using S3 - These type of updates will
provide…

You get new data or old data.

You Don’t get partial or corrupted data

A

S3 has atomic updates

19
Q

Cloudfront edge location

A

where content is cached

20
Q
  • only attached to the S3 bucket.
  • the permissions in the policy are applied to all objects in the bucket.
  • The policy specifies what actions are allowed or denied for a particular user of that bucket.
A

Bucket policies

21
Q
  • Store all the data locally(on-premise) in storage volumes.

- - Gateway will periodically take snapshots of the data as incremental backups and stores them on Amazon S3.

A

Gateway-Stored Volumes

22
Q
  • Create storage volumes and mount them as iSCSI devices on the on-premise servers.
  • -The gateway will store the data written to this volume in Amazon S3 and will cache frequently access data on-premise in the storage device.
A

Gateway-Cached Volumes

23
Q

Secure, durable, highly-scalable object storage.

Web service interface to store & retrieve any amount of data from anywhere on the web

A

S3 Description

24
Q

media streaming

A

RTMP distributions

25
Q

Is S3 Object-Based?

A

Yes

26
Q

Are edge locations read-only

A

no.

can write to them

27
Q

How long are objects cached on Edge location

A

depends on the TTL

default is 24 hours

28
Q

EC2 storage

For file systems, booting

A

Block-Based storage

29
Q

Uses NFS

For storing flat files on S3

A

File Gateway

30
Q

iSCSI storage. Block based storage
Presents your apps with disk volumes using iSCSI
1GB - 16TB volume size
Entire dataset stored on-site and asynchronously backed up to S3
Data can be stored as EBS snapshots

A

Volume Gateway - Stored Volumes

31
Q

What type of storage is this?

30 days after going to IA.
If not using IA, can go immediately after going into S3

A

Rules for archiving to Glacier storage class

32
Q

Used for backups

iSCSI presentation to backup programs

A

Gateway Virtual Tape Library (VTL)

33
Q

Storage and compute (can run Lambda)

mini version of AWS data center

A

Snowball Edge

34
Q 
origin of all files the CDN will distribute 
Route 53 
S3 bucket 
EC2 instance 
ELB
A

Cloudfront origin

35
Q

How to speed uploads to S3

Allows larger files.

A

use multipart upload

36
Q

Name of the CDN, consists of collection of edge locations

A

Cloudfront Distribution

37
Q

Default amount of buckets per account

A

100

38
Q

Do individual objects inherit the bucket’s tags?

A

no

39
Q

Are existing files in a bucket replicated automatically?

A

No.

All subsequent files replicate automatically

40
Q

Can ACL’s apply to individual objects as well as buckets?

A

yes

*AWS -Study Group Cert -Solutions Architect Associate Vol 1* (6 decks)

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