Cloud computing

1. Cloud computing refers to

		a)	the delivery of computing resources over the Internet
		b)	the delivery of computing resources over wireless networks
		c)	the delivery of computing applications over wireless networks
		d)	the delivery of computing applications over the Internet
		e)	1

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2. The cloud providers

		a)	own the hardware and software required to run the business applications and house the needed resources for home applications.
		b)	own the hardware and software required to run the home applications and house the needed resources for business applications.
		c)	can both own and house the hardware and software required to run the home or business applications.
		d)	own the hardware and software required to run the home or business applications.
		e)	1

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3. Regarding cloud computing resources and users

		a)	Resources in the cloud are transparent to the users, and the users perfectly know their exact location
		b)	Resources in the cloud are not transparent to the users, and the users perfectly know their exact location
		c)	Resources in the cloud are not transparent to the users, and the users perfectly do not need to know their exact location
		d)	Resources in the cloud are transparent to the users, and the users do not need to know their exact location
		e)	1

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4. The main objective of cloud computing is

		a)	to increase the virtualization process
		b)	is to make better use of the distributed resources and solve large-scale computation problems
		c)	to share data between users
		d)	to increase the speed of home or business applications
		e)	1

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5. Some of the advantages of cloud computing are

		a)	on-demand self-service, ubiquitous network access, location-independent resource pooling, independency on the provider
		b)	on-demand self-service, ubiquitous network access, privacy and transference of risk
		c)	on-demand self-service, ubiquitous network access, privacy and user total control
		d)	on-demand self-service, ubiquitous network access, location-independent resource pooling, and transference of risk
		e)	1

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6. According to NIST, the essential characteristics of cloud computing are

		a)	Scalability, Broad network access, Resource pooling, Rapid elasticity, Measured Service
		b)	On-demand self-service, Scalability, Resource pooling, Rapid elasticity, Virtualization
		c)	On-demand self-service, Broad network access, Resource pooling, Rapid elasticity, Measured Service
		d)	On-demand self-service, Broad network access, Resource pooling, Scalabilty, virtualization
		e)	1

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7. Regarding cloud computing characteristics

		a)	On-demand service implies a high level of planning
		b)	Broad network access means that resources are pooled using a multi-tenant model
		c)	scalability is crucial for billing, access control, resource optimization, capacity planning
		d)	resource pooling is the ability to add or remove capacity when this is needed
		e)	1

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8. Regarding cloud computing components, it is true that

		a)	Back-end platforms are fat or thick servers, thin servers, zero servers, tablets, …
		b)	Network capabilities must ensure that all the communications happen seamlessly, efficiently and in a secure manner
		c)	Middleware are basically services that support cloud-based solutions, such as identity management, service-to-service integration, …
		d)	A cloud application is an application program that functions in the cloud, with some of the characteristics of a pure Web app, and none characteristics of a desktop app.
		e)	1

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9. The service models in cloud computing are

		a)	NaaS (Network as a Service), PaaS (programs as a Service and SaaS (Storage as a Service)
		b)	NaaS (Network as a Service), PaaS (Platform as a Service) and SaaS (Servers as a Service)
		c)	SaaS (Software as a Service), PaaS (Platform as a Service) and IaaS (Infrastructure as a Service)
		d)	SaaS (Storage as a Service), PaaS (Platform as a Service) and IaaS (Infrastructure as a Service)
		e)	1

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10. Some benefits of SaaS are

		a)	Refined functionality, cost savings, stability and flexibility
		b)	Cost savings, rapid deployment, stability and flexibility
		c)	Refined functionality, cost savings, rapid deployment and flexibility
		d)	Refined functionality, cost savings, rapid deployment and stability
		e)	1

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11. Some PaaS examples are:

		a)	Google Apps, Microsoft Azure Services Platform, Akamai Edge Platform
		b)	Google App Engine, Microsoft Azure Services Platform, Akamai Edge Platform
		c)	Google App Engine, Microsoft Azure Services Platform, salesforce.com
		d)	Google Apps, Google App Engine, Microsoft Azure Services Platform, salesforce.com
		e)	1

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12. Indicate which sentence is false regarding IaaS

		a)	IaaS allows organizations and developers to extend their IT infrastructure on an on-demand basis
		b)	One of the main advantages is the lack of the business risk
		c)	The service provider owns the equipment and is responsible for housing, running and maintaining it
		d)	One of the main advantages is the rapid deployment
		e)	1

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13. The deployment models in cloud computing are

		a)	private, public, hybrid and community
		b)	individual, shared, public and hybrid
		c)	private, individual, shared and hybrid
		d)	private, public, individual and shared
		e)	1

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14. Public cloud model

		a)	only offers storage capabilities
		b)	is offered by public institutions
		c)	does not benefit from economies of scale
		d)	offers access for open used by the general public
		e)	1

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15. According to the place where the private cloud is hosted, it can be classified as

		a)	On-Premise Private Cloud and Internally Hosted Private Cloud
		b)	Off-Premise Private Cloud and Internally Hosted Private Cloud
		c)	On-Premise Private Cloud and Externally Hosted Private Cloud
		d)	Off-Premise Private Cloud and Externally Hosted Private Cloud
		e)	1

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16. In private cloud, the cloud infrastructure

		a)	is a proprietary operated solely for many clients or a single organization but it can comprise multiple consumers
		b)	is a proprietary operated solely for a single client or organization, not shared with other organizations but it can comprise multiple consumers
		c)	is a proprietary operated solely for a single client or organization, not shared with other organizations and only one consumer
		d)	is a proprietary operated solely for a single client or a consortium of organizations
		e)	1

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17. When data security and privacy are critical, the best model choice is

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18. Imagine a company that uses public clouds for external facing applications and a hosted private cloud for internal applications. What is its best cloud computing model?

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19. For e-mail applications, the best model choice is

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20. The two killer use cases for cloud computing are:

		a)	managing big data and test & desktop applications
		b)	desktop applications and and test & developments in the cloud
		c)	managing big data and test & developments in the cloud
		d)	managing big data and test & social networks sites
		e)	1

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21. Some barriers to adopt cloud computing are

		a)	latency, virtualization, platform constraints and regulations
		b)	latency, interoperability, platform constraints and regulations
		c)	interoperability, virtualization, platform constraints and regulations
		d)	latency, virtualization, interoperability and regulations
		e)	1

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		a)	public cloud
		b)	private cloud
		c)	hybrid cloud
		d)	community cloud
		e)	1