global infrastructure and reliability Flashcards

1
Q

Name 4 things to consider when selecting a region?

A

Legal requirements
Proximity to customers
Available services within your region
Pricing

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2
Q

What is an edge location?

A

Is a site that CloudFront uses to store cached copies of content closer to customers for faster delivery

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3
Q

Name 3 ways to interact with AWS services

A

Management console
Command line interface
SDKs

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4
Q

How does AWS Elastic Beanstalk work?

A

After a user provides code and config, elastic beanstalk performs load balancing, automatic scaling, app health monitoring and adjusts capacity

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5
Q

What is the name given to a “single data center or group of data centers within a Region”?

A

An availability zone

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6
Q

What is the benefit of an availability zone being located tens of miles apart from each other (a single data center or group of data centers within a region)?

A

Low latency time between Availability Zones
Distant enough that if a disaster occurs it reduces the chance multiple availability zones will be affected

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7
Q

Give an example of an availability zone?

A

Availability Zone: Glasgow
Regions with own data centres: North, South, East, West

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8
Q

Name the service that includes wizards and workflows that you can use to complete tasks in AWS services simplifying the process”?

A

AWS Management Console simplifies accessing and managing services

ie., quick access to recently used services
search for services
perform tasks such as monitoring resources, viewing alarms, accessing billing info

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9
Q

Name the service that you can use to “save time when making API requests by automating actions for AWS services and apps through scripts”?

A

AWS Command Line Interface

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10
Q

Name the service that makes it “easier for you to develop apps in supported programming languages?

A

SDKs

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11
Q

Elastic Beanstalk is able to deploy the resources necessary to perform which 4 tasks?

A

Adjust capacity
Load balancing
Automatic scaling
App health monitoring

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12
Q

You are able to “build an environment by writing lines of code instead of using AWS Management Console to individually provision resources….so you can frequently build your infrastructure and apps without having to perform manual actions.” What is this?

A

CloudFormation

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13
Q

Which service determines the right operations to perform and rolls back changes automatically if it detects errors?

A

CloudFormation

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14
Q

“Sao Paulo Region includes 3 availability zones” is this tru?

A

Yes the Region (Sao Paulo) consists of 3 Availability Zones

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15
Q

What is known as a “global content delivery service”?

A

CloudFront

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16
Q

Which service allows you to run infrastructure in a hybrid cloud approach ie., extend AWS infrastructure & services to your on-premises data centre

A

Outposts

17
Q

An “Availability zone” is..

A

a fully isolated portion of the global infrastructure

18
Q

A “region” is a..

A

separate geographical location with multiple locations that are isolated from each other

19
Q

An “origin” is

A

the server Cloud Front uses to get your files

20
Q

An example of Cloud Front origins is…

A

S3 storage

21
Q

What service do you use to save time when making API requests?

A

Command Line Interface

22
Q

Which service could you use automate action performed by your ec2 instance? for example launch an ec2 instance and connect the instance to a specific auto scaling group

A

Command Line Interface

23
Q

What 2 things do you need to give Elastic Beanstalk so that it can adjust capacity, perform load balancing, automatic scaling and monitor the health of apps

A

Code
Config settings

24
Q

What is the name of the service that let’s you speed up cloud provisioning with the infrastructure as code

A

CloudFormation

25
Q

Give an example of CloudFormation

A

CloudFormation lets Coinbase make full use of Virtual Private Cloud endpoints by providing cloud-based desktops and access to employees worldwide

26
Q

Does a region consist of 2 or more availability zones?

A

Yes

27
Q

Describe Cloud Front

A

CloudFront is a global content delivery service