10000 Foot Overview

Question 1

AWS Global Infrastructure consists of…

Answer 1

1. Regions
2. Availability Zones
3. Edge Locations

Question 2

What is a Region?

Answer 2

A Region is a geographical area.

Question 3

What is an Availability Zone?

Answer 3

An Availability Zone (AZ) is simply a data center.

Question 4

What is an Edge Location?

Answer 4

Edge locations are CDN endpoints for CloudFront.

Question 5

Why are AZs isolated/independent from one another?

Answer 5

E.g. in case there is a flood in one, the other won’t be affected. Low latency between each AZ.

Question 6

VPC

Answer 6

Virtual data center

Question 7

Route53

Answer 7

DNS Service

Question 8

CloudFront

Answer 8

CDN - edge locations to cache files

Question 9

Direct Connect

Answer 9

connect physical datacenter to AWS directly using a dedicated phone line

Question 10

Use Direct Connect when…

Answer 10

…you need a very reliable internet connection for pushing lots of data to AWS or down from AWS

Question 11

EC2

Answer 11

virtual machines in cloud

Question 12

Elastic Beanstalk

Answer 12

deploy code to AWS, AWS provisions infrastructure

Question 13

Lambda

Answer 13

upload code, code will respond to events

Question 14

S3

Answer 14

Virtual disk in the cloud where you can store objects (files). Don’t use to store DBs or OSs or apps

Question 15

Glacier

Answer 15

Archive files from S3

Question 16

EFS (Elastic File Service)

Answer 16

Block-based storage that you can share (can install DBs, apps, etc)

Question 17

Storage Gateway

Answer 17

Virtual machine that connects S3 to your on-premises datacenter

Question 18

RDS

Answer 18

relational database service

Question 19

DynamoDB

Answer 19

nonrelational database

Question 20

RedShift

Answer 20

data warehousing

Question 21

Elasticache

Answer 21

cache data in cloud (takes load off of database)

Question 22

Snowball

Answer 22

move terabytes of data into cloud

Question 23

DMS

Answer 23

migrate on-premise database to the cloud, migrate databases inside AWS to other regions or services. no down time, can convert databases

Question 24

EMR

Answer 24

big data processing. know what it is and how to access it

Question 25

Kinesis

Answer 25

streaming and analyzing real-time data at massive scale

Question 26

Cloud Search/Elastic Search

Answer 26

if you need to create search capabilities for website

Question 27

Data Pipeline

Answer 27

move data from one place to another

Question 28

IAM

Answer 28

sign in, authenticate, manage users and permissions

Question 29

Inspector

Answer 29

agent installed on VMs, inspects and reports on security

Question 30

Certificate Manager

Answer 30

free SSL certificate for domains

Question 31

Directory Service

Answer 31

Using Active Directory, connects active directory to AWS

Question 32

WAF

Answer 32

give application-level protection to your website

Question 33

Artifacts

Answer 33

compliance documentation in AWS console

Question 34

CloudWatch

Answer 34

monitor performance

Question 35

CloudFormation

Answer 35

document that turn infrastructure into code

Question 36

CloudTrail

Answer 36

audits AWS resources

Question 37

OpsWorks

Answer 37

automates deployments using Chef

Question 38

Config

Answer 38

monitors/audits environment, can set alerts based on compliance

Question 39

Trusted Advisor

Answer 39

automated way of scanning environment, giving security tips

Question 40

SWF

Answer 40

coordinating automated and human tasks

Question 41

API Gateway

Answer 41

door for apps to access backend data

Question 42

Elastic Transcoder

Answer 42

Changes video format to suitable devices

Question 43

CodeCommit

Answer 43

GitHub

Question 44

CodeBuild

Answer 44

compile code

Question 45

CodeDeploy

Answer 45

deploys code to EC2 instances

Question 46

CodePipeline

Answer 46

keep track of all versions of code

Question 47

Mobile Hub

Answer 47

design mobile apps

Question 48

Cognito

Answer 48

sign in w/ Identity Federation

Question 49

Device Farm

Answer 49

mobile testing

Question 50

Mobile Analytics

Answer 50

analyze mobile data

Question 51

WorkSpaces

Answer 51

have desktop in cloud

Question 52

SNS

Answer 52

task notification

Question 53

SQS

Answer 53

queue system to decouple apps

Question 54

SES

Answer 54

send/receive emails

Question 55

AWS Global Infrastructure consists of...

Answer 55

Regions, Availability Zones, Edge Locations

Question 56

What is a Region?

Answer 56

A Region is a geographical area. Each Region consists of 2 or more Availability Zones.

Question 57

What is an Availability Zone?

Answer 57

An Availability Zone (AZ) is simply a data center.

Question 58

What are Availability Zones, physically?

Answer 58

They are facilities that are close to each other but not dependent on one another. For example, one AZ in Manhattan, another in New Jersey.

Question 59

Why are AZs isolated/independent from one another?

Answer 59

E.g. in case there is a flood in one (e.g. Manhattan), the other (NJ) won't be affected.

Question 60

T/F: There is low latency between 2 AZs in the same region.

Answer 60

True

Question 61

What is an Edge Location?

Answer 61

Edge locations are CDN endpoints for CloudFront.

Question 62

What is an example of what CDN used for?

Answer 62

To cache large media files in the cloud. Example: if I am a user in NY and if I want to download a video hosted in Australia, the first time, the video has to travel to the edge location in NY prior to downloading. Next time, the video would be cached at the NY edge location.