Chapter 6 Quiz

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Your Internet Service Provider serves all the following functions EXCEPT​ _________.

Allows you to access a personal area network​ (PAN)

On a typical​ e-commerce Web​ site, a component called the​ ________ contains programs that obtain product data from a​ database, manage the shopping​ cart, and coordinate the checkout process.

Commerce server

​_______ agreements ensure that communications carriers exchange traffic on their networks freely.

Peering

A network that relies primarily on wireless connection of devices located near to a single person is a​ ___________.

Personal area network

Among the​ following, which is NOT likely to be a way for eHermes to use the​ cloud?

Use Rackspace for hardware and load whatever operating system they want.

A wireless protocol that is becoming ever more common as everyday objects become​ "smart" devices is​ _________.

Bluetooth

Advantages of content delivery networks​ (CDNs) include all the following EXCEPT​ ________.

Higher costs to mobile users

To send a message over the​ Internet, the location of the​ destination, known as the​ _________, must be added to the message.

IP address

The method of obtaining​ cloud-based services that includes only basic hardware is termed​ _______.

IaaS​ (infrastructure as a​ service)

The rules providing the foundation of the Internet are known as the​ _________.

TCP/IP protocol architecture

All communication standards associated with local area networks are governed by​ ________.

The IEEE 802 protocol

The most likely reason that an organization should not consider using the cloud is​ ______.

The organization is legally prohibited from losing physical control over its data

Which of the following statements is NOT correct for private​ clouds?

They enable the business to maintain physical control over its stored data.

The sharing of physical hardware by many organizations in the​ cloud, termed​ pooling, is accomplished with​ ____________.

Virtualization

The following are all disadvantages of​ in-house hosting compared to use of the​ cloud, except​ ______.

Visibility of security measures

The computers in two separated company sites must be connected using​ a(n) ________.

Wide area network​ (WAN)

Since companies do not know precisely how much demand will be placed on their computing resources in the​ future, an attractive element of using the cloud is the fact that it is​ ________.

Elastic

Which of the following is the most accurate and complete definition of the​ cloud?

Elastic leasing of pooled computer resources over the Internet

A negative consequence of the expanding use of the cloud will be​ ______.

Fewer local jobs that focus on the installation and support of email and other servers

Which of the following is true about a​ VPN?

It encrypts messages to ensure secure transmissions.

Which of the following is the distinguishing feature of a WAN as compared to a​ LAN?

Multiple locations

The concept that prohibits the ability of ISPs to manage the flow of network traffic over their networks is termed​ __________.

Net neutrality

A computer​ ________ is a collection of computers that communicate with one another over transmission lines or wirelessly.

Network

Suppose eHermes wished to utilize a​ vendor's application software in the cloud. It would need to obtain​ ________ cloud resources.

SaaS​ (software as a​ service)

An important cloud design philosophy that defines all interactions among computing devices as services in a formal standardized way is termed the​ ________.

Service-oriented architecture


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