Describe Cloud Concepts

Question 1

Cite the 3 cloud computing models

Answer 1

Private
Public
Hybrid

Question 2

Define public cloud model

Answer 2

Built, controlled, and maintained by a third-party cloud provider

Question 3

Define private cloud model

Answer 3

Hosted from a corporate data center over the internet

Question 4

Define a hybrid cloud

Answer 4

Mix of private and public and can scale automatically and can provide an extra layer of security

Question 5

Cite the use case:
No capital expenditures to scale up

Answer 5

Public cloud

Question 6

Cite the use case:
Applications can be quickly provisioned and deprovisioned

Answer 6

Public cloud

Question 7

Cite the use case:
Organizations only pay for what they use

Answer 7

Public cloud

Question 8

Cite the use case:
Organizations don’t have complete control over resources and security

Answer 8

Public cloud

Question 9

Cite the use case:
Organizations have complete control over resources and security

Answer 9

Private cloud

Question 10

Cite the use case:
Data is not collocated with other organizations data

Answer 10

Private cloud

Question 11

Cite the use case
Hardware must be purchased for startup and maintenance

Answer 11

Private cloud

Question 12

Cite the use case:
Organizations are responsible for hardware and maintenance

Answer 12

Private cloud

Question 13

Cite the use case:
Provides the most flexibility

Answer 13

Hybrid cloud

Question 14

Cite the use case:
Organizations determine where to run their applications

Answer 14

Hybrid cloud

Question 15

Cite the use case:
Organizations control security, compliance, or legal requirements

Answer 15

Hybrid cloud

Question 16

Describe the CapEx consumption based model

Answer 16

Funding type upfront expenditures to purchase or secure tangible resources; new building, repaving parking lot, building a data center.

Question 17

Describe the OpEx consumption based model

Answer 17

Spending money on products or services over time; renting convention center, leasing company vehicle, signing up for cloud services

Question 18

What is cloud computing?

Answer 18

The delivery of computing services over the internet

Question 19

Which cloud model uses some data centers focused on providing cloud services to anyone and some that are focused on a single customer?

Answer 19

Hybrid cloud

Question 20

According to the shared responsibility model, which cloud model places more responsibility on the customer?

Answer 20

Infrastructure as a Service (IaaS)

Question 21

Cite some benefits of high availability and scalability in the cloud

Answer 21

The ability to adjust resources to meet demand; vertical and horizontal scaling.

Question 22

Cite some benefits of reliability and predictability in the cloud.

Answer 22

The ability to recover from failures, performance and costs.

Question 23

Cite some benefits of security and governance in the cloud.

Answer 23

Set templates help ensure that all your deployment resources meet corporate standards and government regulations

Question 24

Cite some benefits manageability in the cloud

Answer 24

Speaks volumes o how you’re able to manage your cloud environment and resources; web portal, CMD interface, APIs, PowerShell

Question 25

Cite some benefits of cloud management

Answer 25

Auto scale resources, deploy resources base on preconfigured template, monitor health and auto replace failing resources, receive automatic alerts based on configured metrics.

Question 26

Which type of scaling involves adding or removing resources (vms or containers)

Answer 26

Horizontal scaling

Question 27

What is the characterized as the ability of a system to recover from failures and continue to function?

Answer 27

Reliability

Question 28

Describe IaaS

Answer 28

Infrastructure as a service, provides the hardware and network connectivity.

Question 29

Describe PaaS

Answer 29

Platform as a service, cloud provider maintains the physical infrastructure and security and internet connectivity they also maintain the OS middleware and development tools, BI services

Question 30

Describe SaaS

Answer 30

Software as a Service, renting or using a fully developed application. Email or financial software

Question 31

Which cloud service type is most suitable to a lift and shift migration from an on premise data center to a cloud deployment?

Answer 31

IaaS

Question 32

What type of cloud service would a financial and expense tracking solution typically be in?

Answer 32

SaaS