Question 1

Which of the following is a disadvantage of a content delivery network?

Accepted Answer

A)  It increases the load time of web pages for users.
B)  Its reliability is decreased as data is stored on many servers.
C)  Its vulnerability to denial-of-service (DOS) attacks is high.
D)  It is better suited to store and deliver content that seldom changes.

Question 2

A user may receive various pieces of a web page from different servers on a content delivery network (CDN).

Accepted Answer

A) True 
 B)False

Question 3

A tunnel is a virtual,private pathway over a public or shared network from the VPN (virtual private network)client to the VPN server.

Accepted Answer

A) True 
 B)False

Question 4

An organisation that hires cloud services ________.

Accepted Answer

A)  is continually provided with the maximum possible bandwidth
B)  can accommodate increase in traffic from only one city
C)  hires a fixed number of servers
D)  can limit the response time of its web pages

Question 5

An online service allows users to integrate their phonebook with their social media profiles and stores it on the cloud.The phonebook is updated with pictures of contacts when they are uploaded on social media sites.Which of the following cloud-based offerings is being provided to the users?

Accepted Answer

A)  software as a service (SaaS) 
B)  network as a service (NaaS) 
C)  platform as a service (PaaS) 
D)  infrastructure as a service (IaaS)

Question 6

Cloud-based hosting is preferred by organisations that are required by law to have physical control over their data.

Accepted Answer

A) True 
 B)False  False

Question 7

Large Web farms are likely to replace in-house servers used by small companies due to the benefits of cloud computing.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following is a reason why an internal information system (private internet) that uses Web services is not considered a cloud?

Accepted Answer

A)  The number of servers is fixed in a private internet and is not made elastic.
B)  Idle servers in a private internet are dynamically re-allocated.
C)  It is generally not accessible outside the organisation.
D)  An organisation maintains a private internet using its own resources.

Question 9

Which of the following statements is true of private clouds?

Accepted Answer

A)  Private clouds provide access from outside an organisation without connecting to a VPN (virtual private network) .
B)  Private clouds are easy to build and operate.
C)  Idle servers in a private cloud cannot re-allocated to other organisations.
D)  Several organisations pool their resources to form a private cloud.

Question 10

A VPC allows organisations to gain the advantages of cloud storage for the portion of data that need not be physically controlled.

Accepted Answer

A) True 
 B)False  True

Question 11

Which of the following statements is true about cloud services?

Accepted Answer

A)  Cloud service vendors tend to avoid virtualisation.
B)  Financial institutions are not likely to hire cloud services from a vendor.
C)  Cloud services always allow customers to maintain physical control over its data.
D)  In-house hosting is generally preferable to cloud hosting.

Question 12

A system uses cameras and motion-sensing equipment to issue tickets for traffic violations.This system is an example of ________.

Accepted Answer

A)  telesurgery
B)  GPS augmentation
C)  videotelephony
D)  telelaw enforcement

Question 13

Explain how platform as a service (PaaS)works.

Accepted Answer

Platform as a service (PaaS)is a categor...

Question 14

Which of the following services provides hardware,an operating system,and a database management system (DBMS) on a cloud-based offering?

Accepted Answer

A)  software as a service (SaaS) 
B)  infrastructure as a service (IaaS) 
C)  network as a service (NaaS) 
D)  platform as a service (PaaS)

Question 15

What is the cloud?

Accepted Answer

The cloud is defined as the elastic leas...

Question 16

A content delivery network (CDN)provides a specialised type of PaaS.

Accepted Answer

A) True 
 B)False

Question 17

Teleaction increases the value of routine face-to-face services.

Accepted Answer

A) True 
 B)False

Question 18

A small company is likely to choose IaaS as it does not require much technical expertise to load operating systems on a server.

Accepted Answer

A) True 
 B)False

Question 19

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 20

Phobas Inc.offers an online service which stores notes made by customers on the cloud.When a customer enters notes on one device,it gets updated in all the devices he/she owns.Which of the following cloud-based offerings is being provided to the customers?

Accepted Answer

A)  software as a service (SaaS) 
B)  virtual private cloud
C)  platform as a service (PaaS) 
D)  infrastructure as a service (IaaS)  A

Exam 6: The Cloud

Which of the following is a disadvantage of a content delivery network?

Correct AnswerverifiedShow Answer

A user may receive various pieces of a web page from different servers on a content delivery network (CDN).

Correct AnswerverifiedShow Answer

A tunnel is a virtual,private pathway over a public or shared network from the VPN (virtual private network)client to the VPN server.

Correct AnswerverifiedShow Answer

An organisation that hires cloud services ________.

Correct AnswerverifiedShow Answer

An online service allows users to integrate their phonebook with their social media profiles and stores it on the cloud.The phonebook is updated with pictures of contacts when they are uploaded on social media sites.Which of the following cloud-based offerings is being provided to the users?

Correct AnswerverifiedShow Answer

Cloud-based hosting is preferred by organisations that are required by law to have physical control over their data.

Correct AnswerverifiedFalse

Large Web farms are likely to replace in-house servers used by small companies due to the benefits of cloud computing.

Correct AnswerverifiedShow Answer

Which of the following is a reason why an internal information system (private internet) that uses Web services is not considered a cloud?

Correct AnswerverifiedShow Answer

Which of the following statements is true of private clouds?

Correct AnswerverifiedShow Answer

A VPC allows organisations to gain the advantages of cloud storage for the portion of data that need not be physically controlled.

Correct AnswerverifiedTrue

Which of the following statements is true about cloud services?

Correct AnswerverifiedShow Answer

A system uses cameras and motion-sensing equipment to issue tickets for traffic violations.This system is an example of ________.

Correct AnswerverifiedShow Answer

Explain how platform as a service (PaaS)works.

Correct AnswerverifiedPlatform as a service (PaaS)is a categor...View AnswerShow Answer

Which of the following services provides hardware,an operating system,and a database management system (DBMS) on a cloud-based offering?

Correct AnswerverifiedShow Answer

What is the cloud?

Correct AnswerverifiedThe cloud is defined as the elastic leas...View AnswerShow Answer

A content delivery network (CDN)provides a specialised type of PaaS.

Correct AnswerverifiedShow Answer

Teleaction increases the value of routine face-to-face services.

Correct AnswerverifiedShow Answer

A small company is likely to choose IaaS as it does not require much technical expertise to load operating systems on a server.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Phobas Inc.offers an online service which stores notes made by customers on the cloud.When a customer enters notes on one device,it gets updated in all the devices he/she owns.Which of the following cloud-based offerings is being provided to the customers?

Correct AnswerverifiedA

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Platform as a service (PaaS)is a categor...
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The cloud is defined as the elastic leas...
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