Which of the following cloud deployment model operates solely for an organization?
A.
Private Cloud
B.
Community Cloud
C.
Public Cloud
D.
Hybrid Cloud
Explanation:
In Private cloud, the cloud infrastructure is provisioned for exclusive use by a single organization comprising
multiple consumers (e.g., business units). It may be owned, managed, and operated by the organization, a third
party, or some combination of them, and it may exist on or off premises.
Private Cloud For your exam you should know below information about Cloud Computing deployment models:
Private cloud The cloud infrastructure is provisioned for exclusive use by a single organization comprising
multiple consumers (e.g., business units). It may be owned, managed, and operated by the organization, a third
party, or some combination of them, and it may exist on or off premises.
Community Cloud Private Cloud
Image Reference – http://www.inflectionpoint.co.uk/Portals/5/VMware-vCloud.jpg
Community Cloud The cloud infrastructure is provisioned for exclusive use by a specific community of
consumers from organizations that have shared concerns (e.g., mission, security requirements, policy, and
compliance considerations). It may be owned, managed, and operated by one or more of the organizations in
the community, a third party, or some combination of them, and it may exist on or off premises. Community
Cloud Image Reference – http://cloudcomputingksu.files.wordpress.com/2012/05/community- cloud.png
Public Cloud The cloud infrastructure is provisioned for open use by the general public.
It may be owned, managed, and operated by a business, academic, or government organization, or some
combination of them. It exists on the premises of the cloud provider.
Public Cloud
Image reference – http://definethecloud.files.wordpress.com/2010/04/image3.png
Hybrid cloud The cloud infrastructure is a composition of two or more distinct cloud infrastructures (private,
community, or public) that remain unique entities, but are bound together by standardized or proprietary
technology that enables data and application portability (e.g., cloud bursting for load balancing between clouds)
hybrid cloud Image reference – http://www.virtualizationpractice.com/wp- content/uploads/2013/04/HybridCloudComputing-Solution1.jpg
Incorrect Answers:
B: Community cloud infrastructure is provisioned for exclusive use by a specific community of consumers from
organizations that have shared concerns (e.g., mission, security requirements, policy, and compliance
considerations). It may be owned, managed, and operated by one or more of the organizations in the
community, a third party, or some combination of them, and it may exist on or off premises.
C: Public cloud infrastructure is provisioned for open use by the general public. It may be owned, managed, and
operated by a business, academic, or government organization, or some combination of them. It exists on the
premises of the cloud provider.
D: Hybrid cloud infrastructure is a composition of two or more distinct cloud infrastructures (private, community,
or public) that remain unique entities, but are bound together by standardized or proprietary technology that
enables data and application portability (e.g., cloud bursting for load balancing between clouds)
CISA review manual 2014 page number 102 Official ISC2 guide to CISSP 3rd edition Page
number 689 and 690
