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You are here: Home / Virtualization

AWS SWF, Beanstalk, EMR, Cloudfomation revision before the CSA exam

Published: April 26, 2017 | Modified: June 24, 2020 | 635 views



Quick revision on topics AWS SWF, Beanstalk, EMR, Cloudfomation before appearing AWS Certified Solutions Architect – Associate exam.

This article notes down a few important points about AWS (Amazon Web Services) SWF, Beanstalk, EMR, Cloudfomation. This can be helpful in last-minute revision before appearing for the AWS Certified Solutions Architect – Associate level certification exam.

This is forth part of AWS CSA revision series. Rest of the series listed below :

  • AWS CSA revision part I (EC2, S3, RDS)
  • AWS CSA revision part II (VPC, Route53, IAM)
  • AWS CSA revision part III (Cloudfront, SNS, SQS)

In this article we are checking out key points about SWF (Simple Work Flow), Beanstalk (App deployment Service), EMR (Elastic MAp Reduce), Cloudfomation (Infrastructure as code).

Recommended read : AWS CSA exam preparation guide

Lets get started :

SWF

  • Max simultaneous workflows executions 1,00,000
  • C++ is not supported in SWF
  • There are three actors :
    • activity workers
    • workflow starters
    • deciders
  • Each workflow runs in the domain which is a collection of tasks.
  • Workflows in different domains can not interact

Beanstalk

  • Scala, WebSphere is not available in Beanstalk
  • Its free service. You will be charged for resources it provisions for your application
  • Supported platforms :
    • Java
    • Ruby
    • Python
    • PHP
    • Node.js
    • .net
    • Go
    • Docker

Cloudfront

  • One AWS account can have 100 CF origin access identities at max.
  • Key pairs are only used for EC2 and CloudFront.
  • All CloudFront URL ends with cloudfront.net
  • Cloudfront origins can be S3 bucket, EC2, webserver in an on-premise datacenter
  • It can serve private content by S3 origin access identifiers, signed URLs, and signed cookies.
  • Limits :
    • Req per sec per distribution : 1,00,000
    • Transfer rate per distribution : 40 Gbps
    • Origins per distribution : 25
    • web distributions per account : 200

AWS Infra

  • Total availability zones currently are 42.
  • The total regions are 16.
  • First 3 services launched by AWS are SQS (2004), S3 (2006), EC2 (later in 2006)
⇠ Previous article
AWS CloudFront, SNS, SQS revision before the CSA exam
Next article ⇢
Complete AWS CSA Associate exam preparation guide!

Related stuff:

  • Creating first AWS Lambda function
  • Know different Load Balancers in AWS
  • How to extend EBS & filesystem online on AWS server
  • Creating Application Load Balancer in AWS
  • How to create an Amazon SQS queue and test with Amazon SNS?
  • Using AWS Systems Manager Session Manager
  • Rsync to EC2 linux server on AWS
  • How to create S3 bucket in AWS
  • How to mount S3 bucket in Linux server
  • How to transfer the domain to Route 53
  • Running a pod in Kubernetes
  • Amazon ECS basics for beginners

Filed Under: Cloud Services, Virtualization Tagged With: Amazon web services Certified Solutions Architect - Associate level exam study material, aws beanstalk, AWS Certified Solutions Architect Associate level exam, aws cloudformation, AWS CSA flash cards, AWS CSA study material, aws emr, aws swf

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