MCQ IN COMPUTER SCIENCE & ENGINEERING

Detailed explanation-1: -33 When you add a software stack, like an operating system and applications to the service, the model shifts to 1 / 4 model. Ans. Software as a service. This is often because Microsoft’s Windows Azure Platform is best represented as presently using a SaaS model.

Detailed explanation-2: -With SaaS, a provider offers an entire application stack. Users simply log in and use the application that runs completely on the provider’s infrastructure. Typically, SaaS applications are completely accessible via internet web browser.

Detailed explanation-3: -Cloud computing refers to applications and services that run on a distributed network using virtualized resources and accessed by common Internet protocols and networking standards.

Detailed explanation-4: -4. A service that concentrates on hardware follows the as a Service model. Explanation: Amazon web service follows PaaS model.

Detailed explanation-5: -Which of the following is the most refined and restrictive service model? Explanation: When the service requires the client to use a complete hardware/software/application stack, it is using the most refined and restrictive service model. 58.