Classic Solutions Architecture Discussions Overview Flashcards by Jana Dohman

Q

Stateless Web App: WhatIsTheTime.com

Requirements

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stateless web app: What time is it?

Starting simple

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stateless web app: What time is it?

Scaling vertically

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stateless web app: What time is it?

Scaling horizontally

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stateless web app: What time is it?

Scaling horizontally (a little better)

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stateless web app: What time is it?

Scaling horizontally, adding and removing instances

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stateless web app: What time is it?

Scaling horizontally, with a load balancer

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stateless web app: What time is it?

Scaling horizontally, with an auto-scaling group

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stateless web app: What time is it?

Making our app multi-AZ

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stateless web app: What time is it?

Minimum 2 AZ => Let’s reserve capacity

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stateless web app: What time is it?

Final Thoughts

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stateful Web App: MyClothes.com

Requirements

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stateful Web App: MyClothes.com

Starting Simple

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stateful Web App: MyClothes.com

Introduce Stickiness (Session Affinity)

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stateful Web App: MyClothes.com

Introduce User Cookies

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stateful Web App: MyClothes.com

Introduce Server Session

A

Q

Stateful Web App: MyClothes.com

Storing User Data in a database

A

Q

Stateful Web App: MyClothes.com

Scaling Reads

A

Q

Stateful Web App: MyClothes.com

Scaling Reads (Alternative) – Lazy Loading

A

Q

Stateful Web App: MyClothes.com

Multi AZ – Survive disasters

A

Q

Stateful Web App: MyClothes.com

Security Groups

A

Q

Stateful Web App: MyClothes.com

Final Thoughts

A

Q

Stateful Web App: MyWordPress.com

RDS layer

A

Q

Stateful Web App: MyWordPress.com

Scaling with Aurora: Multi AZ & Read Replicas

A

Stateful Web App: MyWordPress.com Storing images with EBS (ok)

Stateful Web App: MyWordPress.com Storing images with EBS (bad)

Stateful Web App: MyWordPress.com Storing images with EFS (better)

Stateful Web App: MyWordPress.com Final Thoughts

Instantiating Applications quickly Requirements

Instantiating Applications quickly

Typical architecture: Web App 3-tier

Developer problems on AWS

What is Elastic Beanstalk?

What are the main components in Elastic Beanstalk?

What are the supported platforms in Elastic Beanstalk?

What is the difference between a Web Server Tier and a Worker Tier in Elastic Beanstalk?

What are the Elastic Beanstalk Deployment Modes?