Filters
Question type

Study Flashcards

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


A) A VPN communication is secure even though it is transmitted over the public Internet.
B) One disadvantage of a VPN is that it does not encrypt messages.
C) Remote access is difficult in case of a VPN.
D) It is a physical, private pathway over a public or shared network from the client to the server.

Correct Answer

verifed

verified

Using https instead of http ________.


A) shows the other users on that network who are accessing the same site
B) allows a packet sniffer to see only the site visited and nothing further
C) connects a user to the version of the site hosted on a private cloud
D) detects the presence of packet sniffers in the vicinity

Correct Answer

verifed

verified

What is infrastructure as a service (IaaS)?

Correct Answer

verifed

verified

The most basic cloud offering is the Inf...

View Answer

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

Correct Answer

verifed

verified

The cloud-based service that provides the hardware and allows customers to load an operating system of their choice is known as ________.


A) application virtualization
B) platform as a service (PaaS)
C) infrastructure as a service (IaaS)
D) network functions virtualization (NFV)

Correct Answer

verifed

verified

Which of the following statements is true of cloud-based and in-house hosting?


A) In-house hosting makes scaling up to meet the demands of increased traffic easier.
B) Cloud-based hosting involves the risk of investing in technology that may soon become obsolete.
C) In-house hosting leads to loss of physical control of data.
D) Cloud-based hosting reduces the visibility of the security being used to protect data.

Correct Answer

verifed

verified

Which of the following is a difference between a virtual private network (VPN) and a virtual private cloud (VPC) ?


A) Unlike a VPN, a VPC uses encrypted connections between the users and the server.
B) A VPN can be accessed over the Internet, but a VPC cannot be accessed over the Internet.
C) Unlike a VPC, a VPN connects users to an organization's internal IS.
D) A VPC provides the advantages of cloud storage, but a VPN by itself cannot provide these advantages.

Correct Answer

verifed

verified

Cloud computing is likely to lead to an increase in the number of technology-based startups.

Correct Answer

verifed

verified

Which of the following is a characteristic of a private cloud?


A) Organizations define their own set of standards for interactions between programs.
B) Idle servers on a private cloud can be allocated to other organizations.
C) A private cloud is most likely to be built by a small organization.
D) Most organizations avoid having multiple database servers in a private cloud.

Correct Answer

verifed

verified

Cloud vendors do not benefit from economies of scale.

Correct Answer

verifed

verified

Organizations that are required by law to have physical control over their data can also benefit from cloud computing.

Correct Answer

verifed

verified

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?


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

Correct Answer

verifed

verified

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


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

Correct Answer

verifed

verified

DBMS products are generally included in IaaS services.

Correct Answer

verifed

verified

Which of the following is likely to be a consequence of cloud computing in the future?


A) Organizations will prefer to setup their own computing infrastructure.
B) The cost of obtaining elastic resources will decrease.
C) Jobs related to server operations at small organizations will increase.
D) The number of technology-based startups will stagnate.

Correct Answer

verifed

verified

Content delivery networks (CDNs)are used to store and deliver content that rarely changes.

Correct Answer

verifed

verified

Which of the following statements is true about cloud computing?


A) The elastic leasing of pooled computer resources over the Internet is called the cloud.
B) A cloud is a peer-to-peer network used to share data between users.
C) Cloud-based hosting does not operate over the Internet.
D) Any network of servers hosted in-house by an organization for its own requirements is regarded as a cloud.

Correct Answer

verifed

verified

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

Correct Answer

verifed

verified

Telediagnosis uses telecommunications to link surgeons to robotic equipment at distant locations.

Correct Answer

verifed

verified

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

Correct Answer

verifed

verified

Showing 21 - 40 of 74

Related Exams

Show Answer