Comptia Security Plus Mock Test Q91

Which of the following offerings typically allows the customer to apply operating system patches?

A. Software as a service
B. Public Clouds
C. Cloud Based Storage
D. Infrastructure as a service

Correct Answer: D
Section: Network Security

Explanation:
Cloud users install operating-system images and their application software on the cloud infrastructure to deploy their applications. In this model, the cloud user patches and maintains the operating systems and the application software.

Incorrect Answers:
A: In the business model using software as a service (SaaS), users are provided access to application software and databases. Cloud providers manage the infrastructure and
platforms that run the applications. SaaS is sometimes referred to as “on-demand software” and is usually priced on a pay-per-use basis or using a subscription fee.

B: A cloud is called a “public cloud” when the services are rendered over a network that is open for public use.

C: Cloud storage is a model of data storage where the digital data is stored in logical pools, the physical storage spans multiple servers, and the physical environment is typically
owned and managed by a hosting company.

References:
http://en.wikipedia.org/wiki/Cloud_computing
http://en.wikipedia.org/wiki/Cloud_storage