Cloud Computing

Question 1

On-demand delivery of computer, database, apps, and other resources is…

Answer 1

Cloud computing

Question 2

Cloud computing pricing type…

Answer 2

Pay as you go

Question 3

Private cloud

Answer 3

Cloud services used by a single org and not public

Question 4

Public cloud

Answer 4

Cloud owned and operated by 3rd party over the internet

Question 5

Hybrid cloud

Answer 5

Mix of private and public. (some on-prem services)

Question 6

5 Characteristics of cloud computing

Answer 6

On Demand
Broad network access
Multi-tenancy and resource pooling
Rapid elasticity and scalability
Measured service

Question 7

6 advantages of Cloud

Answer 7

CAPEX instead of Opex
Economies of scale
Stop guessing capacity
Increased speed and agility
No more datacenters
Global apps in mins

Question 8

Types of cloud computing (3)

Answer 8

IAAS
PAAS
SAAS

Question 9

Cloud provider responsibility in IAAS

Answer 9

HW and Virtualization

Question 10

Customer responsibility in PAAS

Answer 10

Apps, Data

Question 11

AWS IAAS service

Answer 11

EC2

Question 12

AWS PAAS service

Answer 12

Elastic Beanstalk

Question 13

AWS billing for compute

Answer 13

Time

Question 14

AWS billing for storage

Answer 14

Data

Question 15

AWS billing for network

Answer 15

Only when transferred out of the cloud

Question 16

Concerns with choosing an AWS region (4)

Answer 16

Compliance
Latency/Proximity
Available services
Pricing (varies)

Question 17

Availability Zones

Question 18

How many availability zones per region?

Answer 18

3-6

Question 19

What is a discrete datacenter called in AWS?

Answer 19

Availability zone

Question 20

AWS region

Answer 20

Connected availability zones.

Question 21

How many AWS points of presence?

Answer 21

400+
90+ cities
40+ countries

Question 22

Region scoped AWS services (4)

Answer 22

EC2
Elastic Beanstalk
Lamda
Rekognition