Describe cloud concepts Flashcards
What is cloud computing?
Delivery of computing services over the internet.
What cloud service model places most of the responsibility on the customer?
IaaS - infrastructure as a service
Which cloud model uses some data centers focused on providing cloud services to anyone that wants them, and some data centers that are focused on a single customer?
Hybrid Cloud
Define the public cloud model
With a public cloud, anyone that wants to purchase cloud services can access and use resources. The general public availability is a key difference between public and private clouds.
What are the three cloud models?
Public, private, hybrid
Define a hybrid cloud
Uses both private and public cloud. Services can be placed in public or private depending on what the consumer wants
Define the private cloud model
Company has control. Think of old data center where only company had access. Greater cost and lacks benefits associated with public cloud deployment. Can be on site or off site
What are the three cloud service options?
IaaS - infrastructure as a service
Saas- software as a service
PaaS - platform as a service
What service is the middle ground for consumer and cloud provider?
PaaS - platform as a service
What service puts most of the responsibility on the cloud provider?
SaaS - software as a service
What are the responsibilities that are always retained by the consumer in all of the services (IaaS, SaaS, PaaS)
Information and data
Devices
Accounts and identities