Cloud computing is the on-demand delivery of compute power, database, storage applications, and other IT resources via the internet with pay-as-you-go pricing
Cloud computing enable you to stop thinking of your infrastructure as hardware and instead think of it as software.
In the traditional compute model:
Cloud computing model:
Capital expense = capex
Because of aggregate usage from all customers, AWS can achieve higher economies of scale and pass savings onto customers.
Weeks between wanting resources and having resources to only minutes.
Can deploy applications in multiple places of the world
A web service is any piece of software that makes itself availbale over the internet and uses standardized format such as XML or JSON fro the request and the response of an API interaction.
The service you select depends on your business goals and tech requirements.
AWS CAF provides guidance and best practices to help organizations build a comprehensive approach to cloud computing across the organization and throughout th IT lifecycle to accelerate successful cloud adoption
AWS CAF is organized into six perspectives
Perspectives consist of sets of capabilities.
We must ensure that IT is aligned with business needs, and that IT investments can be traced to demonstrable business results - Business managers, finance managers, budget owners, and strategy stakeholders
We must prioritize training, staffing and organizational changes to build an agile organization - Human resources, staffing, and people managers
We must ensure that skills and processes align IT strategy and goals with business strategy and goals so the organization can maximise the business value of its IT investments and minimize business risks. - CIO, program managers, business analysts and portgolio managers
We must understand and communicate the nature of IT systems and their relationships. We must be able to describe the architecture of the target state environment in detail. - CTO, IT managers and solutions architects
We must ensure that the organization meets its security obejctives - CISO, IT security managers and IT security analysts
We align with and ssupport the operations of the business, and define how day-to-day, quarter-to-quarter, and year-to-year business will be conducted - IT operations manager and IT support managers
Why is AWS more economical than traditional data centers for applications with variable compute workloads ?
Keywords: AWS more economical than traditional data centers, indicate one of the 6 computing benefits and variable indicates need for flexibility
Answer: 3