global infrastructure and reliability Flashcards
Name 4 things to consider when selecting a region?
Legal requirements
Proximity to customers
Available services within your region
Pricing
What is an edge location?
Is a site that CloudFront uses to store cached copies of content closer to customers for faster delivery
Name 3 ways to interact with AWS services
Management console
Command line interface
SDKs
How does AWS Elastic Beanstalk work?
After a user provides code and config, elastic beanstalk performs load balancing, automatic scaling, app health monitoring and adjusts capacity
What is the name given to a “single data center or group of data centers within a Region”?
An availability zone
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)?
Low latency time between Availability Zones
Distant enough that if a disaster occurs it reduces the chance multiple availability zones will be affected
Give an example of an availability zone?
Availability Zone: Glasgow
Regions with own data centres: North, South, East, West
Name the service that includes wizards and workflows that you can use to complete tasks in AWS services simplifying the process”?
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
Name the service that you can use to “save time when making API requests by automating actions for AWS services and apps through scripts”?
AWS Command Line Interface
Name the service that makes it “easier for you to develop apps in supported programming languages?
SDKs
Elastic Beanstalk is able to deploy the resources necessary to perform which 4 tasks?
Adjust capacity
Load balancing
Automatic scaling
App health monitoring
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?
CloudFormation
Which service determines the right operations to perform and rolls back changes automatically if it detects errors?
CloudFormation
“Sao Paulo Region includes 3 availability zones” is this tru?
Yes the Region (Sao Paulo) consists of 3 Availability Zones
What is known as a “global content delivery service”?
CloudFront