Cloud Computing Concepts Quiz 1/4/2025

What percentage of the U.S. economy was driven by the service industry in 2010?

• 80%

• 70%

• 60%

• 50%

What is the predicted value of the cloud-based economy by 2013?

• $17.4 billion

• $44.2 billion

• $30 billion

• $50 billion

What is a public cloud?

• Owned by unauthorized user

• Owned by a single organization

• Built over the Internet and accessible by any user

• None of the above

What is a private cloud?

• Built within the domain of an intranet owned by a single organization

• built over the Internet and can be accessed by any user who has paid for the service

• built over the Intranet and can be accessed by any user without subscription

• None of the above

What is a hybrid cloud?

• Built with both public and private clouds

• Only accessible by a single organization

• A cloud that is not connected to the Internet

• None of the above

What is the role of gateway nodes in a cloud?

• Provide access points of the service

• Manage user jobs

• Control security

• None of the above

What is the significance of service-level agreements (SLAs) in cloud computing?

• To ensure comfort for users across regions

• To increase costs

• To limit access

• None of the above

What is the fundamental requirement for data-center server clusters?

• Scaling

• Security

• Cost-effectiveness

• Reliability

How do supercomputers differ from data centers in terms of networking requirements?

• Supercomputers use custom-designed networks

• Data centers use high-bandwidth networks

• Both use the same networking

• Both use the different networking

What is the main advantage of cloud computing over traditional IT?

• Pay-as-you-go model

• High capital investment

• Obsolete hardware every 18 months

• Low Capital Investment