CL0-001 CompTIA Cloud Essentials Practice Test Set 4

Which of the following early examples of cloud computing was used for software engineeringpurposes in the form of web-based applications and required interoperability between differentsystems?


Options are :

  • Desktop Virtualization
  • Distributed Computing
  • Virtual Private Networks (VPNs)
  • Service-Oriented Architecture (SOA) (Correct)

Answer : Service-Oriented Architecture (SOA)

In order for an organization to have a successful cloud implementation, which of the following mustbe true?


Options are :

  • The organization must have an unlimited budget for allocation of cloud resources.
  • The organization must have an in-house IT department.
  • The organization must have used virtualization technology in the past.
  • The organization must perform and successfully complete a cloud readiness assessment. (Correct)

Answer : The organization must perform and successfully complete a cloud readiness assessment.

Which of the following aspects of public cloud computing would a company MOST likely need to consider to ensure information security? 


Options are :

  • Data integrity (Correct)
  • Firewall specifications
  • Server type
  • Network hardware

Answer : Data integrity

A private cloud generally has which of the following characteristics?


Options are :

  • Servicesare restricted to members of the same organization (Correct)
  • Infrastructure is managed by an independent service provider
  • Services are managed by a third-party provider
  • Services are accessed by members outside of the organization

Answer : Servicesare restricted to members of the same organization

Which of the following are essential steps to take when creating a virtual server ?


Options are :

  • Select a machine image to run, select security credentials, select the size of the virtual machine (Correct)
  • Select a machine image to run, select an application set to run, select the size of the virtual machine.
  • Select a machine image to run, select an application set to run, select security credentials.
  • Select an application set to run, select security credentials, select the size of the virtual machine

Answer : Select a machine image to run, select security credentials, select the size of the virtual machine

A specific cloud deployment has been established specifically for financial services companies to consume. Which of the following BEST describes this type of cloud environment? 


Options are :

  • Community cloud
  • Private cloud
  • Hybrid cloud
  • Public cloud (Correct)

Answer : Public cloud

How can an organization successfully implement an IaaS strategy?


Options are :

  • Standardize on a limited set of virtual machines (Correct)
  • Continuously execute performance analytics
  • Take inventory of the application portfolio and select external suppliers
  • Open up internal databases with Web service access

Answer : Standardize on a limited set of virtual machines

Which of the following refers to providing a combination of servers, networking components,
hosting, provisioning, and basic services needed to run a cloud? 


Options are :

  • CaaS
  • SaaS
  • PaaS
  • IaaS (Correct)

Answer : IaaS

Which of the following is the BEST example of maintaining 'strategic flexibility'?


Options are :

  • Cloud providers need to provide countermeasures to any consequences of not maintaining flexibility of services in a strategic manner.
  • When choosing services to migrate into the cloud, it should be ensured that the cloud provider can change underlying hardware platforms in case the customer needs change.
  • Cloud provisioning models have a risk of not maintaining flexibility once services have been migrated.
  • When choosing services to migrate into the cloud, there should be a focus on ensuring that future migration between different cloud providers can be facilitated (Correct)

Answer : When choosing services to migrate into the cloud, there should be a focus on ensuring that future migration between different cloud providers can be facilitated

Which of the following is a characteristic of cloud computing?


Options are :

  • Cloud computing is typically based on open Internet technology (Correct)
  • Cloud computingis cheaper compared to virtualization
  • Cloud computing typically uses XML or JSON technologies
  • Cloud computing is typically based on web technology

Answer : Cloud computing is typically based on open Internet technology

Synchronization of updates is ___________ than replicating data across locations because it
gives better assurance that data is always ___________ everywhere.


Options are :

  • worse, secure
  • better, secure
  • better, up to date (Correct)
  • worse, up to date

Answer : better, up to date

Why do management tools introduce a risk?


Options are :

  • The management tools present a vendor lock-in (Correct)
  • Too many software licenses are needed
  • The migration may not be successful
  • The management tools are indispensible above a specific scale of operation

Answer : The management tools present a vendor lock-in

Why are traditional chargeback systems not compatible with cloud computing?


Options are :

  • Cloud computing can be more expensive than in-house capacity
  • Cloud computing is low cost and does not accommodatecharge back fees
  • Licensing models can become outdated quickly
  • Resources that are used can fluctuate throughout the budget cycle (Correct)

Answer : Resources that are used can fluctuate throughout the budget cycle

Which of the following is the MOST important service management consequence of elastic capacity? 


Options are :

  • The need for good performance monitoring and management (Correct)
  • The need to improve the fulfillment and provisioning proces
  • The need for better application development
  • The need for better security management

Answer : The need for good performance monitoring and management

Why do business users prefer to deal with cloud providers directly, instead of via the IT
department? 


Options are :

  • They can use their own payment options
  • The IT department does not accommodatevariable costs (Correct)
  • They can better measure the provider's quality
  • It reduces financial risks to the business

Answer : The IT department does not accommodatevariable costs

Cloud computing has the greatest benefit for which of the following user populations?


Options are :

  • User populations which steadily increase in size.
  • User populations that are of fixed size.
  • User populations that vary and are unpredictable. (Correct)
  • User populations that vary in size on a seasonal basis.

Answer : User populations that vary and are unpredictable.

Why does hardware and operating system maintenance take less effort with SaaS?


Options are :

  • Cloud provider takes care of it (Correct)
  • Maintenance becomes irrelevant
  • Hardware vendor takes care of it
  • Operating system vendor takes care of it

Answer : Cloud provider takes care of it

Google Apps is a set of online applications allowing users to create and share documents andspreadsheets. This is an example of: 


Options are :

  • PaaS
  • IaaS.
  • SaaS. (Correct)
  • None of the above.

Answer : SaaS.

Which of the following roles can the IT department play in the selection process of cloud
computing providers?


Options are :

  • Help understand and explain the application lifecycle
  • Helpunderstand provider quality
  • Help understand performance parameters
  • All of the above are correct (Correct)

Answer : All of the above are correct

Twitter is a service that allows users to exchange short text messages. This is an example of:


Options are :

  • IaaS
  • SaaS (Correct)
  • PaaS
  • QoS

Answer : SaaS

Which of the following technologies are related to Web services?


Options are :

  • DM, JSON, XML
  • HTML, IDM, JSON
  • HTML, JSON, XML (Correct)
  • HTML, IDM, XML

Answer : HTML, JSON, XML

How do demand management processes change with the introduction of SaaS?


Options are :

  • Users can procure SaaS solutions themselves (Correct)
  • Maintenance will become easier
  • The number of virtual machines can fluctuate with demand
  • New vendors have to be accommodated

Answer : Users can procure SaaS solutions themselves

Which of the following applications is MOST suitable for a cloud computing pilot?


Options are :

  • Applications that are currently expensive to maintain because of interconnections
  • Legacy applications that are coupled to specific hardware and systems software
  • Applications with high risk and little business value
  • Applications that are easy to migrate and have some business value (Correct)

Answer : Applications that are easy to migrate and have some business value

Why does request fulfillment become more complicated in a cloud environment?


Options are :

  • Users should be aware of the benefits before changes to the process are incorporated
  • All processes must become automated.
  • Processes must be redesigned with the user experience in mind. (Correct)
  • The IT service team must be expanded.

Answer : Processes must be redesigned with the user experience in mind.

Which of the following consequences does IT outsourcing and cloud computing have in common?


Options are :

  • Involvement of external staff (Correct)
  • Improved flexibility
  • Shorter time to market
  • Reduced expense

Answer : Involvement of external staff

How can cloud-related financial risks be managed?


Options are :

  • Credit cards must be used for handling transactions
  • Eliminating legacy IT systems
  • Making sure that cloud assets are generating revenue (Correct)
  • Renegotiating license agreements

Answer : Making sure that cloud assets are generating revenue

Which of the following is the MOST complex security provisioning problem in a cloud environment? 


Options are :

  • Managing users and their rights across multiple providers (Correct)
  • Software assets that are introduced and can expire
  • Keeping track of cloud provider performance
  • Handling credit cards for purchasing cloud services

Answer : Managing users and their rights across multiple providers

Cloud computing _____________capital cost to variable cost.


Options are :

  • reduces
  • shifts (Correct)
  • increases
  • equates

Answer : shifts

Digital identities for logging onto SaaS solutions should be issued by all the following EXCEPT:


Options are :

  • The customer organization.
  • The SaaS provider.
  • None of the Above
  • A third-party identityprovider.
  • A user. (Correct)

Answer : A user.

Which of the following is an example of a cloud-related security risk?


Options are :

  • Storing customer data at a provider (Correct)
  • Losing network connectivity
  • Not knowing what the cloud provider will charge

Answer : Storing customer data at a provider

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