1.2 Cloud Ecosystems

Structure

• AWS

Bibliography

(i.e., material that you must read to study the lesson)

• Marinescu “Cloud Computing - Theory and Practice” , Chap. 2.2

Other useful information and other links

(i.e., material that you may want to read to deepen the comprehension)

• AWS: Cloud Computing Services - Amazon Web Services (AWS)
• Microsoft Azure: Azure Website
• Google Cloud Platform: AI and Cloud Computing Services | Google Cloud
• IBM: IBM Cloud
• "The myth about how Amazon started", (2015) https://www.networkworld.com/article/2891297/the-myth-about-how-amazon-s-web-service-started-just-won-t-die.html
• "How AWS came to be" (2016) https://techcrunch.com/2016/07/02/andy-jassys-brief-history-of-the-genesis-of-aws/

Recap Questions

(recap questions that can help you revise the material you studied and that may be also asked at the oral exam 😊 )

• Describe AWS:
  • EC2
  • Storage S3, EBS, SimpleDB
  • Communication SQS
  • Management CloudWatch
  • Virtual private cloud
  • Autoscaling
  • Lambda functions
  • Availability through regions and availability zones
• Describe vendor lock-in and what can be done to avoid it
• Why switching to another cloud provider can be costly?
• Which delivery model is more sensitive (i.e. costly) to switch from one provider to another?
• What is in AWS an elastic IP address?
• What is an AMI? And what are the advantages for deployment in companies?
• What is the difference between S3 and EBS?
• What is in autoscaling the meaning (what it means) and purpose (what is their purpose) of setting up a maximum, a minimum and the regular size of a group?
• What is the advantage for the consumer and the provider in having Lambda functions?
• How many AZ must at least be in a Region?