🎴 Flashcard Set: Domain 1 – Cloud Concepts (24%)

Question 1

What is Cloud Computing?

Answer 1

Delivery of IT resources over the internet with pay-as-you-go pricing.

Question 2

List 5 key benefits of cloud computing.

Answer 2

Scalability, Elasticity, Agility, High Availability, Fault Tolerance

Question 3

What are the 3 types of cloud models?

Answer 3

Public Cloud, Private Cloud, Hybrid Cloud

Question 4

Differentiate IaaS, PaaS, and SaaS

Answer 4

IaaS - EC2; PaaS - Elastic Beanstalk; SaaS - Gmail

Question 5

Explain the Shared Responsibility Model.

Answer 5

AWS secures the cloud; you secure what’s in it (your data, access, configs).

Question 6

What is elasticity in cloud computing?

Answer 6

The ability to automatically scale resources up or down as needed.

Question 7

What is the difference between scalability and elasticity?

Answer 7

Scalability increases capacity; elasticity adjusts capacity dynamically.

Question 8

Define high availability in AWS

Answer 8

Ensuring a system is continuously operational without downtime.

Question 9

What is fault tolerance?

Answer 9

The ability of a system to remain operational despite failures

Question 10

Give an example of a cloud computing use case.

Answer 10

Hosting a website using EC2 and S3.