Technology didn't used to be so fast and efficient. Take a look at a short history of cloud computing, from mainframe computers and dumb terminals to cloud computing as we know it today.
- [Narrator] How did the idea of cloud computing develop?…To start from the beginning, we have to go all the way back…to the 1950's with the invention of mainframe computing.…Mainframe computing is the concept…of having a central computer,…accessed by numerous user devices.…The central computer,…which had all the compute capabilities,…was called the mainframe computer.…All the user devices, which sent requests…up to the mainframe computer, were called dumb terminals.…
These days, if you peek into a college computer lab,…there are computers at every desk,…fully independent from the ones around it.…Back in the 50's, however, mainframe computers…were extremely expensive to buy, and maintain.…So, instead of placing one at every seat,…organizations would buy one mainframe computer,…and allow the dumb terminals…to share its computing resources.…In the 70's, the concept of virtual machines emerged.…
Virtual machines are multiple complete operating systems…that live in a single piece of hardware.…For example, you can have multiple Windows Virtual Machines…
Note: This course also maps to the Cloud Concepts module of the AWS Certified Cloud Practitioner exam. Taking all four courses in the Introduction to AWS for Non-Engineers series will help you prepare for the exam.
- What is cloud computing?
- Cloud computing models
- Cloud computing deployments
- Amazon Web Services basics
- Creating an AWS account
- Using AWS Free Tier
- Becoming AWS certified