ITC 761 chapter 5 review

At what percent of capacity do most servers operate?

15-20%

Hardware and software acquisition costs account for about ________ percent of TCO.

20%

Place the following eras of IT infrastructure evolution in order, from earliest to most recent: 1. Cloud Computing Era; 2. Client/Server; 3. Enterprise Era; 4. Personal Computer; and 5. Mainframe and Minicomputer.

4, 5, 3, 2, 1

Which of the following is not an example of the consumerization of IT?

Amazon Web Services

Which of the following is the most popular mobile operating system?

Android

Firms that allow employees to use their own devices are embracing which of the following?

BYOD

Which of the following is not an example of the mobile digital platform?

CRM

Which of the following is a leading networking hardware provider?

Cisco

Which of the following is the network standard for connecting desktop computers into local area networks that enabled the widespread adoption of client/server computing and local area networks and further stimulated the adoption of personal computers?

Ethernet

Which of the following involves practices and technologies to minimize the environmental effects of manufacturing and managing computing devices?

Green computing

How would you determine the market demand for your firm's IT services?

Hold focus groups to assess your services.

Which of the following statements about Linux is not true?

It has garnered 20 percent of the server operating system market.

________ states that the value or power of a network grows exponentially as a function of the number of network members.

Metcalfe's Law

________ uses individual atoms and molecules to create computer chips and other devices.

Nanotechnology

Which of the following types of computing involves purchasing computing power from a remote provider and paying only for the computing power used?

On-demand

Which type of software is created and updated by a worldwide community of programmers and available for free?

Open source

Which of the following is not one of the characteristics of cloud computing, as defined by the U.S. National Institute of Standards and Technology?

Reduced elasticity

A formal contract between customers and their service providers that outlines the specific responsibilities of the service provider and to the customer is called a(n):

SLA

Which of the following refers to a set of self-contained services that communicate with each other to create a working software application?

SOA

Which of the following refers to the ability of a computer, product, or system to expand to serve a larger number of users without breaking down?

Scalability

Which of the following is not an example of a wearable computing device?

Smartphones

All of the following are typically factors in a firm's decision to engage consulting and system integration services except:

The firm's staff knows more about the firm's IT infrastructure than service providers.

Which of the following is an example of a legacy system?

Transaction processing system running on a mainframe

All of the following are current hardware platform trends except:

Unix

Which of the following is a multitasking, multiuser, operating system developed by Bell Laboratories that operates on a wide variety of computing platforms

Unix

Which of the following is not a part of the IT infrastructure ecosystem found in firms?

Virtual reality systems

Which of the following enables a single physical resource (such as a server or a storage device) to appear to the user as multiple logical resources?

Virtualization

Which of the following is a recent addition to the mobile digital platform?

Wearable computing devices

________ are created by combining and customizing components from different online software applications.

Web Mashups

Sets of loosely coupled software components that exchange information with each other using standard web communication standards and languages are referred to as:

Web services

Which of the following factors does not help explain why computing resources today are even more available than in previous decades?

Widespread rejection of technology standards

Which of the following became the standard PC in the Personal Computer Era?

Wintel PC

Which of the following is the foundation technology for web services?

XML

________ provides a standard format for data exchange, enabling web services to pass data from one process to another.

XML

Running a Java program on a computer requires:

a Java Virtual Machine to be installed on the computer.

ZipRealty, which combines Google Maps with real estate data, is an example of:

a mashup.

Today's computer transistors are roughly equivalent in size to:

a virus.

The introduction of the minicomputer:

allowed computers to be customized to the specific needs of departments or business units

A(n) ________ is used to communicate between a user and an organization's back-end systems.

application server

A software program with a graphical user interface for displaying web pages and for accessing the web and other Internet resources is called a web:

browser.

Interpretations of Moore's law assert that:

computing power doubles every 18 months.

Which type of infrastructure service stores and manages corporate data and provides capabilities for analyzing the data?

data management

The marketplace for computer hardware:

has become increasingly concentrated in top firms.

SaaS refers to:

hosting and managing access to software applications delivered over the Internet to clients on a subscription basis.

The Windows Operating System:

is an operating system used on most Wintel PCs throughout the world.

The development of TCP/IP occurred during the ________ era.

mainframe

A(n) ________ is an integrated circuit which contains two or more processors to enhance performance and reduce power consumption.

multicore processor

Which of the following is not one of the current software platform trends?

multicore processors

Infrastructure-as-a-Service (IaaS):

provides users with a service-oriented architecture for their systems.

The ability to be in multiple states at once, dramatically increasing processing power, is a hallmark of:

quantum computing

Prewritten, commercially available sets of software programs that eliminate the need for a firm to write its own software programs for certain functions, are referred to as:

software packages.

Specifications that establish the compatibility of products and the ability to communicate in a network are called:

technology standards.

In a multi-tiered network:

the work of the entire network is balanced over several levels of servers

Which model can be used to analyze the direct and indirect costs to help firms determine the actual cost of specific technology implementations?

total cost of ownership

A client computer networked to a server computer, with processing split between the two types of machines, is called a(n):

two-tiered client/server architecture.

All of the following are cloud computing services except:

virtualization as a service.