7.4.1 + 7.4.2 Flashcards
Define:
Cloud computing
Outsourcing of IT services and infrastructure, making them accessible remotely via the internet
State:
Two benefits of using cloud computing models
- Boost productivity
- Provide organisations a competitive edge
State:
The four different categories of cloud models
- Public
- Private
- Community
- Hybrid
Fill The Blank:
Used by a range of …….-users from large organisations to individuals and can be accessed through a digital-device and ……… connection, paying with a ……………….. or a pay-to-use basis.
User, Internet, Subscription
State:
Two examples of public cloud organisations
2 of:
* AWS
* IBM Cloud
* Google Cloud
Explain:
Who uses a private cloud organisation and how it would be restricted
- Used by a specific organisation
- Can be hosted on site premises or remotely through virtualisation
- Requires organisation installs and maintains infrastructure, including hardware, software and networking components
Fill The Blank:
A …………… cloud is one that is designed for and used by a group of organisations working in a particular …………….
Community, Industry
Define:
Hybrid model
Best of both world which incorporates the best aspects of private and public clouds that integrate with each other
Explain:
IaaS
Infrastructure provided could include a network, servers, storage areas and an OS. This means that the organisation can reduce the costs and physical presence of hardware.
Explain:
PaaS
Includes features of IaaS and builds these to include software (eg: dev tools) but still possible for an organisation to use their own development tools; common in development and testing of web-based software
Fill The Blank:
PaaS means the provider provides the platform, …………… and …………….. to develop the software on and the organisation develops and ……….. the applications
Hardware, Software, Deploying
Fill The Blank:
Provides software apps and services and can be accessed from a range of ……… (location ……………) and uses a ……………. based service (fixed fee or pay-to-use)
Devices, Independent, Subscription
State:
Who is responsible for each of the following resources in the IaaS delivery model
- Applications
- Runtime
- Data
- Middleware
- OSs
- Virtualisation
- Servers
- Storage
- Networking
- Applications - Subscriber (Organisation)
- Runtime - Subscriber (Organisation)
- Data - Subscriber (Organisation)
- Middleware - Subscriber (Organisation)
- OSs - Subscriber (Organisation)
- Virtualisation - Service Provider
- Servers - Service Provider
- Storage - Service Provider
- Networking - Service Provider
State:
What 2 of the following resources in the PaaS delivery model are the only responsibilities of the subscriber/organisation
* Applications
* Servers
* Runtime
* Data
* OS
* Virtualisation
* Storage
* Networking
* Middleware
Applications, Data
State:
What 1 thing in the SaaS delivery model is the only responsibility of the subscriber/organisation
The user only (use of the app)
