Question 1

Which of the following statements is TRUE of content delivery networks (CDNs) ?

Accepted Answer

A)   They reduce access costs by delivering data faster.
B)   They distribute data on different servers without any data replication.
C)   They use geographic proximity as the factor to decide which server should deliver a requested content.
D)   They use predetermined servers to deliver content to each location irrespective of traffic changes.

Question 2

Cloud resources are pooled because many different organizations use the same physical hardware.

Accepted Answer

A) True 
 B)False

Question 3

Organizations can dynamically reuse servers that use Web services internally by ________.

Accepted Answer

A)   creating a private cloud
B)   replicating the servers
C)   allocating different servers for different services
D)   making the servers elastic

Question 4

Which of the following is TRUE of a virtual private network (VPN) ?

Accepted Answer

A)   It provides a secure connection for information transmitted over the public Internet.
B)   It does not encrypt messages.
C)   It is limited to organizational use.
D)   It can be used to store highly sensitive information of an organization.

Question 5

An online service provider provides its users with hosted computers, an operating system, and a database management system (DBMS) . This allows customers to add their own applications to the hosted services. Which of the following cloud-based offerings is being provided to the users?

Accepted Answer

A)   unified communications as a service (UCaaS) 
B)   platform as a service (PaaS) 
C)   infrastructure as a service (IaaS) 
D)   software as a service (SaaS)

Question 6

Which of the following is an advantage of a content delivery network?

Accepted Answer

A)   It increases the load time of Web pages for the users.
B)   It provides protection from denial-of-service (DOS)  attacks.
C)   It increases the reliability by storing the data on a single, large server.
D)   It increases the load on the original server.

Question 7

In the context of the cloud, which of the following best describes the term elastic?

Accepted Answer

A)   It means that the computing resources leased can be increased or decreased dynamically in cloud-based hosting.
B)   It means that the operations staff manually allots fresh resources when the traffic increases.
C)   It means that the customers are provided a consistent bandwidth on the cloud.
D)   It means that the resources available for cloud-hosting are shared among customers.

Question 8

Before the creation of personal computers, time-sharing vendors provided slices of computer time on a use-fee basis.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following statements is TRUE of a virtual private cloud (VPC) ?

Accepted Answer

A)   A VPC does not make use of a virtual private network.
B)   A VPC generally stores an organization's most sensitive data.
C)   A VPC can be accessed only from within an organization.
D)   A VPC can be built on a public cloud infrastructure.

Question 10

A virtual private cloud allows organizations to gain the advantages of cloud storage for the portion of data that need not be physically controlled.

Accepted Answer

A) True 
 B)False

Question 11

An organization's internal information system that does not provide elasticity is still considered a cloud.

Accepted Answer

A) True 
 B)False

Question 12

A routing server determines which content delivery network (CDN) server should respond to a request in real time.

Accepted Answer

A) True 
 B)False

Question 13

Service oriented architecture (SOA) is a way of designing computer programs so that they can be combined flexibly.

Accepted Answer

A) True 
 B)False

Question 14

What is a virtual private cloud? What are its advantages?

Accepted Answer

A virtual private cloud (VPC) is a subse...

Question 15

What are the advantages of building an internal information system using Web services?

Accepted Answer

Organizations can use Web services to bu...

Question 16

Sireus Corp. has availed a cloud-based service. As this service provides hardware and operating systems, Sireus Corp. can easily install its software on this cloud product. Which of the following services has the company availed from its cloud vendor?

Accepted Answer

A)   unified communications as a service (UCaaS) 
B)   infrastructure as a service (IaaS) 
C)   platform as a service (PaaS) 
D)   software as a service (SaaS)

Question 17

Explain how a content delivery network ensures fast delivery of data on demand.

Accepted Answer

A content delivery network (CDN) is a sy...

Question 18

Explain how software as a service (SaaS) works.

Accepted Answer

Software as a service (SaaS) is a catego...

Question 19

Organizations that are required by law to have physical control over their data can benefit from cloud computing using private clouds and virtual private clouds.

Accepted Answer

A) True 
 B)False

Question 20

A ________ is an information system that stores user data in many different geographical locations and makes that data available on demand.

Accepted Answer

A)   virtual private network
B)   content delivery network
C)   wide area network
D)   local area network

Exam 6: The Cloud

A virtual private cloud allows organizations to gain the advantages of cloud storage for the portion of data that need not be physically controlled.

Correct AnswerverifiedShow Answer

Explain how a content delivery network ensures fast delivery of data on demand.

Correct AnswerverifiedA content delivery network (CDN) is a sy...View AnswerShow Answer

Sireus Corp. has availed a cloud-based service. As this service provides hardware and operating systems, Sireus Corp. can easily install its software on this cloud product. Which of the following services has the company availed from its cloud vendor?

Correct AnswerverifiedShow Answer

Service oriented architecture (SOA) is a way of designing computer programs so that they can be combined flexibly.

Correct AnswerverifiedShow Answer

Organizations that are required by law to have physical control over their data can benefit from cloud computing using private clouds and virtual private clouds.

Correct AnswerverifiedShow Answer

Which of the following statements is TRUE of a virtual private cloud (VPC) ?

Correct AnswerverifiedShow Answer

Which of the following statements is TRUE of content delivery networks (CDNs) ?

Correct AnswerverifiedShow Answer

Organizations can dynamically reuse servers that use Web services internally by ________.

Correct AnswerverifiedShow Answer

Before the creation of personal computers, time-sharing vendors provided slices of computer time on a use-fee basis.

Correct AnswerverifiedShow Answer

A ________ is an information system that stores user data in many different geographical locations and makes that data available on demand.

Correct AnswerverifiedShow Answer

What are the advantages of building an internal information system using Web services?

Correct AnswerverifiedOrganizations can use Web services to bu...View AnswerShow Answer

An organization's internal information system that does not provide elasticity is still considered a cloud.

Correct AnswerverifiedShow Answer

What is a virtual private cloud? What are its advantages?

Correct AnswerverifiedA virtual private cloud (VPC) is a subse...View AnswerShow Answer

Cloud resources are pooled because many different organizations use the same physical hardware.

Correct AnswerverifiedShow Answer

Which of the following is TRUE of a virtual private network (VPN) ?

Correct AnswerverifiedShow Answer

In the context of the cloud, which of the following best describes the term elastic?

Correct AnswerverifiedShow Answer

An online service provider provides its users with hosted computers, an operating system, and a database management system (DBMS) . This allows customers to add their own applications to the hosted services. Which of the following cloud-based offerings is being provided to the users?

Correct AnswerverifiedShow Answer

Explain how software as a service (SaaS) works.

Correct AnswerverifiedSoftware as a service (SaaS) is a catego...View AnswerShow Answer

Which of the following is an advantage of a content delivery network?

Correct AnswerverifiedShow Answer

A routing server determines which content delivery network (CDN) server should respond to a request in real time.

Correct AnswerverifiedShow Answer

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A content delivery network (CDN) is a sy...
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Organizations can use Web services to bu...
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A virtual private cloud (VPC) is a subse...
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Software as a service (SaaS) is a catego...
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