Section: Governance and Management of IT
Explanation/Reference:
In 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.
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.
Private Cloud

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

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

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

The following answers are incorrect:
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 - 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.
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)
The following reference(s) were/was used to create this question:
CISA review manual 2014 page number 102
Official ISC2 guide to CISSP 3rd edition Page number 689 and 690