FUNDAMENTALS OF COMPUTER

DATABASE FUNDAMENTALS

CLOUD COMPUTING AND DATABASES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Define the role of virtualization in cloud computing?
A
It removes operating system inefficiencies
B
It improves the performance of web applications.
C
It optimizes the utilization of computing resources.
D
It adds extra load to the underlying physical infrastructure and has no role in cloud computing.
Explanation: 

Detailed explanation-1: -Virtualization technology makes cloud computing possible. Cloud providers set up and maintain their own data centers. They create different virtual environments that use the underlying hardware resources. You can then program your system to access these cloud resources by using APIs.

Detailed explanation-2: -Virtualization in Cloud Computing facilitates the designing of virtual machines and ensures the smooth functioning of multiple operating systems. It also helps create a virtual ecosystem for server operating systems and multiple storage devices and runs various operating systems.

Detailed explanation-3: -Completely independent from each other, virtual servers eliminate server sprawl and complexity, reduce operating costs, and provide higher server availability, increased application performance, faster workload deployment and greater IT efficiencies.

Detailed explanation-4: -Virtualization can enable one computer to do the work of multiple computers, utilizing up to 100% of the server’s available hardware to handle multiple workloads simultaneously. This reduces server counts, eases the strain on data center facilities, improves IT flexibility and lowers the cost of IT for the enterprise.

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