Cloud Practitioner Part 2

Question 1

What is a terminal

Answer 1

Text only interface

Question 2

What is a console

Answer 2

A console is a physical computer to physically input information into a terminal

Question 3

What is a shell?

Answer 3

A shell is the command line program that users interact with to input commands.
Popular shell programs:

Question 4

What is a CLI?

Answer 4

A command line interface processes commands to a computer program in the form of lines of text. Operating systems implement a command-line interface in a shell

Question 5

AWS Software Development Kit

Answer 5

Collection of software developments tools in one installable package
You can use the AWS SDK to programmatically create, modify, delete, or interact with AWS resources

Question 6

AWS CloudShell

Answer 6

Browser-based shell built into the AWS Management Console. AWS CloudShell is a scoped per region, same credentials as logged in user. Free Service!

Question 7

Infrastructure as Code (IaC)

Answer 7

You write a configuration script to automate creating, updating or destroying cloud infrastructure

IaC is a blueprint of your infrastructure
IaC allows you to easily share, version, or inventory your cloud infrastructure

Question 8

AWS Toolkit

Answer 8

open-source plugin for VSCode to create, debug, deploy AWS resources

Question 9

CloudFormation

Answer 9

AWS CloudFormation allows you to write Infrastructure as Code (IaC) as either a JSON or YAML file

Question 10

Shared Responsibility Model

Answer 10

Cloud security framework that defines the security obligations of the customer versus the Cloud Service Provider (CSP)

Question 11

Responsibility of IN the cloud

Answer 11

If you can configure or store it then you (the customer) are responsible for it.

Question 12

Responsibility of the Cloud

Answer 12

If you can not configure it then CSP is responsible for it

Question 13

Elastic Computer Cloud (EC2)

Answer 13

• allows you to launch virtual machines
• highly configurable server
• backbone of AWS

Question 14

Virtual Machine

Answer 14

an emulation of a physical computer using software

Question 15

Containers

Answer 15

virtualizing an operation system to run multiple workloads on a single OS instance. Containers are generally used in micro-service architecture (when you divide yours application into smaller application that talk to each other)

Question 16

Elastic Container Service (ECS)

Answer 16

is a container orchestration service that supports Docker containers. Launches a cluster of server(s) on Ec2 instance with Docker installed

Question 17

Elastic Container Registry (ECR)

Answer 17

is a repository for container images. In order to launch a container you need an image. An image just means a saved copy. A repository just means a storage that has version control.

Question 18

ECS Fargate

Answer 18

is a serverless orchestration container service. It is the same as ECS expect you pay-on-demand per running container (with ECS have to keep a EC2 server running even if you have no containers running) AWS manages the underlying server, so you don’t have to scale or upgrade the EC2 server

Question 19

Elastic Kubernetes Service

Answer 19

is a fully managed Kubernetes service. Kubernetes is an open source orchestration software that was created by google and is generally the standard for managing microservices.