Cloud Computing Concepts

Which best describes elasticity?

• Multiple users have access to the same resources for an individual app, while other app resources are reduced.

• Providing the maximum amount of resources that may be used by an application.

• The ability of an application running in a private cloud to utilise public cloud infrastructure when demand spikes.

• The automated ability to scale IT resources as required so the available resources match the demand.

Which best describes automation?

• Coding routines that enable problems in the cloud infrastructure to be detected.

• The reduction of human intervention in cloud computing.

• The use of virtual machine templates to set up and deploy a cloud infrastructure.

• Using a computer to perform a task normally completed by a human.

Which best describes chargeback?

• Depositing a large amount of money that the cost of resources used is deducted from until it is all gone.

• Paying an annual subscription and receiving back any overpayment at the end of the year.

• Paying for every resource used on an individual basis.

• Paying monthly, based on predicted use of resources.

Which cloud model is represented by Cloud B?

• Community

• Hybrid

• Private

• Public

Which cloud model is being described?

• Community

• Hybrid

Which statement about a public cloud is correct?

• Used by multiple organisations and typically hosted by multiple cloud vendors.

• Used by multiple organisations and typically hosted by one cloud vendor.

• Used by one organisation and typically hosted by multiple cloud vendors.

• Used by one organisation and typically hosted by one cloud vendor.

Which three types of organisation would benefit from cloud technology?

• Organisations that increase their workload at specific times of the year.

• Organisations that take on more employees at peak times of the year.

• Organisations with increased levels of remote workers.

• Organisations with limited financial resources.

Which one of the following would benefit from cloud technology?

• Architect

• Online retailer

• Pop-up street food vendor

• Portrait artist

Which of the following is a reason why an organisation would benefit from cloud technology?

• The organisation's workforce does not need to collaborate on joint projects.

• The organisation's workforce is regional and does not need to collaborate on joint projects.

• The organisation's workforce is spread globally and does not need to collaborate on joint projects.

• The organisation's workforce is spread globally and needs to collaborate on joint projects.

Which type of organisation may not benefit from cloud technology?

• Education

• Marketing agency

• Military

• Small start-ups with little capital