Describe Cloud Concepts Flashcards
Cite the 3 cloud computing models
Private
Public
Hybrid
Define public cloud model
Built, controlled, and maintained by a third-party cloud provider
Define private cloud model
Hosted from a corporate data center over the internet
Define a hybrid cloud
Mix of private and public and can scale automatically and can provide an extra layer of security
Cite the use case:
No capital expenditures to scale up
Public cloud
Cite the use case:
Applications can be quickly provisioned and deprovisioned
Public cloud
Cite the use case:
Organizations only pay for what they use
Public cloud
Cite the use case:
Organizations don’t have complete control over resources and security
Public cloud
Cite the use case:
Organizations have complete control over resources and security
Private cloud
Cite the use case:
Data is not collocated with other organizations data
Private cloud
Cite the use case
Hardware must be purchased for startup and maintenance
Private cloud
Cite the use case:
Organizations are responsible for hardware and maintenance
Private cloud
Cite the use case:
Provides the most flexibility
Hybrid cloud
Cite the use case:
Organizations determine where to run their applications
Hybrid cloud
Cite the use case:
Organizations control security, compliance, or legal requirements
Hybrid cloud
Describe the CapEx consumption based model
Funding type upfront expenditures to purchase or secure tangible resources; new building, repaving parking lot, building a data center.
Describe the OpEx consumption based model
Spending money on products or services over time; renting convention center, leasing company vehicle, signing up for cloud services
What is cloud computing?
The delivery of computing services over the internet
Which cloud model uses some data centers focused on providing cloud services to anyone and some that are focused on a single customer?
Hybrid cloud
According to the shared responsibility model, which cloud model places more responsibility on the customer?
Infrastructure as a Service (IaaS)
Cite some benefits of high availability and scalability in the cloud
The ability to adjust resources to meet demand; vertical and horizontal scaling.
Cite some benefits of reliability and predictability in the cloud.
The ability to recover from failures, performance and costs.
Cite some benefits of security and governance in the cloud.
Set templates help ensure that all your deployment resources meet corporate standards and government regulations
Cite some benefits manageability in the cloud
Speaks volumes o how you’re able to manage your cloud environment and resources; web portal, CMD interface, APIs, PowerShell
Cite some benefits of cloud management
Auto scale resources, deploy resources base on preconfigured template, monitor health and auto replace failing resources, receive automatic alerts based on configured metrics.
Which type of scaling involves adding or removing resources (vms or containers)
Horizontal scaling
What is the characterized as the ability of a system to recover from failures and continue to function?
Reliability
Describe IaaS
Infrastructure as a service, provides the hardware and network connectivity.
Describe PaaS
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
Describe SaaS
Software as a Service, renting or using a fully developed application. Email or financial software
Which cloud service type is most suitable to a lift and shift migration from an on premise data center to a cloud deployment?
IaaS
What type of cloud service would a financial and expense tracking solution typically be in?
SaaS
