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How many instances of a software run as part of Software as a Service (SaaS)?
One
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When considering the public cloud models, which provides the customer with only the virtualized hardware infrastructure and an operating system?
Infrastructure as a Service (IaaS)
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You are working as a cloud administrator with your organization. You would like to outsource some of your organization’s workload to the cloud. You want to be able to choose the amount of computing power, choose your own network subnetting scheme, and configure your storage options.
Which cloud model meets these requirements?
IaaS
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The core technology that enables network functions virtualization (NFV) is the ___________.
- Virtual machine
In a private cloud, a number of technologies help keep a client’s computing resources separate from the computing resources of other clients. Which technology creates a private network over the top of a public network?
VPN
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Your company is considering moving some of its data operations to the cloud. One data application requires that large amounts of sensitive data be moved to and from the cloud on a daily basis.
Which solution will provide a high bandwidth encrypted connection to the cloud provider that can also scale as traffic dramatically increases?
- Private direct connection through an ISP
Which cloud attribute describes the ability of the cloud software to automatically add and remove resources to and from the cloud instance based on the amount of load to which the instance is subjected?
Elasticity
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You are working as a cloud administrator with your company. You want to take advantage of the cloud benefits for an important database application but regulatory requirements mean that the data must be stored within the company headquarters building.
Which solution will fulfill your requirements for this application?
Private cloud
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You are working as a cloud administrator with your organization and your programming team has a new project to develop. They aren’t really sure how much computing power they will need and it may change dramatically over the course of the project’s development cycle. They will be using only fictitious sample data in the application but will want to test the application’s effectiveness. They need the entire required development platform available in a matter of days.
Which technology will fulfill the development team’s requirements with the least lead time and in the most cost-effective manner?
PaaS
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You have been hired as a cloud administrator and have examined the organization’s applications. Some applications have regulatory requirements that demand that the data be hosted within the premises. Some applications are in the early stages of development and do not contain sensitive data.
Which cloud solution will fulfill the requirements while making the most efficient use of the company's monetary resources?
Hybrid cloud
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You have been hired as a cloud administrator. You are creating a private cloud infrastructure and are using a private IP range for your virtual network. You need the devices on this network to be able to connect with systems on the Internet for software updates.
Which technology will translate the private IP addresses to IP addresses that can be routed through the Internet?
NAT
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You are an administrator of the virtual network infrastructure. You have been tasked with applying a common set of security rules to four virtual servers that exist on a subnet with other virtual servers. The requirement is that you create a single set of rules that will apply to only those servers.
Which technology will fulfill this requirement?
Network security group (NSG)
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Multitenancy is particularly applicable in Software as a Service (SaaS) environments. What makes this particular environment more susceptible to attacks from threat actors?
Multiple access points provide multiple attack portals
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Which attribute of cloud computing allows the cloud software to increase the capacity of the instance tens or even thousands of times?
Scalability
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