AWS Cloud Essentials

Question 1

Cloud computing

Answer 1

on-demand delivery of compute power, database, storage, applications, and other IT resources through a cloud services platform through the internet with pay-as-you-go pricing

Question 2

Infrastructure as a Service (IaaS)

Answer 2

Basic building blocks for cloud IT. Provides access to networking, computers, and data storage space.

Question 3

Platform as a Service (PaaS)

Answer 3

removes need for you to manage underlying infrastructure and allows you to focus on deployment and management of your applications. No need to worry about capacity planning, maintenance, patches, etc.

Question 4

Software as a Service (SaaS)

Answer 4

completed product that is run and managed by the service provider

Question 5

Region

Answer 5

physical location in world where AWS has mutliple AZ’s

Question 6

Availability Zones (AZ’s)

Answer 6

consist of one or more discrete data centers, each with redundant power, networking and connectivity, housed in separate facilities.

Question 7

AWS CLI

Answer 7

open source tool that enables you to create and configure AWS services using commands in your command-line shell

Question 8

AWS Cloud Development Kit (CDK)

Answer 8

software development framework for defining cloud infrastructure in code and provisioning it through AWS CloudFormation

Question 9

AWS Cloudformation

Answer 9

helps you model and set up your AWS resources. you create a template that describes all the AWS resources that you want (like Amazon EC2 instances or Amazon RDS DB instances). Once you create the template, CloudFormation takes care of provisioning and configuring those resources for you. Like CX as Code.

Question 10

Well-archictected 6 pillars

Answer 10

Operational Excellence, Security, Reliability, Performance Efficiency, Cost Optimization, and Sustainability

Question 11

Customer vs AWS responsibility

Answer 11

Customer - responsible for security “IN” the cloud

AWS - responsible for security “OF” the cloud