Question 1

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 2

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

Accepted Answer

Organizations can use Web services to bu

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

Question 4

Explain how software as a service (SaaS) works.

Accepted Answer

Software as a service (SaaS) is a catego

Question 5

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

Accepted Answer

A virtual private cloud (VPC) is a subse

Question 6

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

Accepted Answer

A content delivery network (CDN) is a sy

Question 7

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 8

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

Question 9

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

Accepted Answer

A) True 
 B)False

Question 10

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 11

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) 
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 12

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. 
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 13

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 14

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 15

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. 
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 16

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. 
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 17

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. 
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 18

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) 
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 19

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

Accepted Answer

A) True 
 B)False

Question 20

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. 
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.

Exam 6: The Cloud

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

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

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

Explain how software as a service (SaaS) works.

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

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

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

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

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

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

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?

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

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

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.

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

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

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

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?

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

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

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