Introduction Tp Cloud Computing and Virtualization

Question 1

What is scalability

Answer 1

Automatically increase resources (VM’s) to meet unexpected or fragmented demand.

Question 2

Elasticity

Answer 2

Elastic infrastructure will automatically reduce capacity when demand drops.

Question 3

Core AWS service categories

Answer 3

1. Compute
2. Networking
3. Storage
4. Database
5. Application Management
6. Security and Identity

Question 4

Compute Services

Answer 4

1. Elastic Compute Cloud - EC2
2. Lambda
3. Auto scaling
4. Elastic Load Balancing
5. Elastic Beanstalk

Question 5

Networking

Answer 5

Virtual Private Cloud (VPC)
Direct Connect
Route53
CloudFront

Question 6

Storage

Answer 6

Simple Storage Service (S3)
S3 Glacier
Elastic Block Store (EBS)
Storage Gateway

Question 7

Database

Answer 7

Relational Database Services (RDS)

DynamoDB

Question 8

Application Management

Answer 8

CloudWatch
CloudFormation
CloudTrail
Config

Question 9

Security and Identity

Answer 9

• Identity and Access Management (IAM)
• Key Management Service (KMS)
• Directory Service

Question 10

Application Integration

Answer 10

• Simple notification Services (SNS)
• Simple workflow (SWF)
• Simple Queue Service (SQS)
• API Gateway

Question 11

Number of AWS regions

Answer 11

21

Question 12

Availability zones

Answer 12

• Physical data centers within AWS regions

- there are multiple AZ in the region