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AWS Cloud Practitioner > Global Infrastructure and Reliability > Flashcards

Global Infrastructure and Reliability Flashcards

1
Q

AWS Region

A
  • a large group of datacenters - close to business traffic demands (Paris, Tokyo, etc.)
  • multiple datacenters in each region
  • compute, storage, and everything that is needed
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2
Q

How are regions connected?

A

With high-speed fiber network

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3
Q

Regional Data Sovereignity

A

each is isolated, so that no data leaves the region without the user’s explicit premission

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4
Q

Factors in choosing a region

A
  1. compliance requirements
  2. proximity to customers
  3. feature availability
  4. pricing
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5
Q

Availability Zone

A

a datacenter or a group of datacenters with redundant power, network, connectivity

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6
Q

Availability Zone vs. Region

A
  • a region is not one location
  • a region consists of availablity zones
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7
Q

Regionally scoped services

A

They run in all Availablity Zones, e.g. ELB

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8
Q

How are Availablity Zones located in a region?

A
  • tens of miles apart
  • close enough to have low latency
  • far enough for one to not be affected by a disaster in another one
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9
Q

Types of Edge Locations

A
  • Amazon Cloud Front
  • Amazon Outposts
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10
Q

What is an edge location?

A

A part of Content Delivery Network, separate from regions, caching copies of data closer to customers.
Runs Amazon Cloud Front and Amazon Route 53 (DNS).

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11
Q

What is Amazon Cloud Front

A

A part of the Content Delivery Network in edge locations.

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12
Q

What are Amazon Outposts

A

fully operational mini-region inside a private datacenter - owned and managed by AWS, but isolated.

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13
Q

Tools for provisioning AWS resources

A
  1. Management Console (web UI)
  2. CLI
  3. SDKs
  4. other, e.g. Cloud Formation
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14
Q

What are APIs used for?

A

to provision, configure, and interact with resources

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15
Q

AWS Management Console uses

A
  • to get started
  • to test deploy
  • to monitor
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16
Q

AWS CLI - features

A
  • uses terminal
  • allows automation by making actions scriptable and repeatable
  • less susceptible to error
17
Q

AWS SKDs uses

A

allows for interacting with resources using programming languages

18
Q

AWS Elastic Beanstalk

A

service for deploying and scaling web applications and services. Upload your code and Elastic Beanstalk automatically handles the deployment—from capacity provisioning, load balancing, and auto scaling to application health monitoring.

19
Q

AWS Cloud Formation

A

infrastructure as code tool in a declarative format (json, yml)

20
Q

Benefits of AWS Cloud Formation

A
  • all resources are deployed in parallell
  • rolls back changes in the case of errors

AWS Cloud Practitioner (10 decks)

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