Chapter 5 IT- Multiple Choice

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 computing, and (5) mainframe and minicomputer

4,5,3,2,1

Which of the following is a technique used to allow users to interact with a Web page without having to wait for the Web server to reload the web page?

Ajax

The introduction of the minicomputer.

All of the above

Which of the following factors provides an understanding of why computing resources today are ever more available than in previous decades?

All of the above

Which of the following is NOT an example of the emerging mobile computing platforms?

CRM

The leading networking hardware providers include

Cisco, Alcatel-lucent, and nortel

Interpretations of Moore's law assert that

Computing power doubles every 18 months.

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

Ethernet

Software that manages the resources of the computer is called

Operating system software

Which of the following is NOT an IT infrastructure service component?

Operating system software

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

A set of self-contained services that communicate with each other to create a working software application is called

SOA

A SAN is a ______ network

Storage area

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

Technology standards

Which type of infrastructure services provides voice and video connectivity to employees, customers, and suppliers?

Telecommunications

In a multi-tiered network

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

what is the foundation technology for web services?

XML

running a java program on a computer requires

a Java virtual machine to be installed on the computer

Today's nanotechnology-produced computer transistors are roughly equivalent in size to

a virus

Linux is

an example of open-source software

Legacy systems are still used because they

are too expensive to redesign

An industry-wide effort to develop systems that can configure, optimize, tune, and heal themselves when broken, and protect themselves from outside intruders and self-destruction is called

autonomic computing

A software tool with a graphical user interface for displaying Web pages and for accessing the web and other internet resources is called a web _______

browser

The process of presenting a set of computing resources (such as computing power or data storage) so that they can all be accessed in ways that are not restricted by physical configuration or geographic location is called

cloud computing

Connecting geographically remote computers in a single network to create a "virtual supercomputer" is called

grid computing

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

grid computing

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

hold focus groups to assess your services

SaaS refers to

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

The business case for using grid computing involves all of the following EXCEPT

increased accuracy

Which of the following statements about Linux is NOT true?

it has garnered 80 percent of the server operating system market

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

mashups

Your firm, an auto parts manufacturer, has just merged with an automobile engine manufacturer, and the two companies have different SCM systems. Which of the following strategies would be the most likely course to help reduce the TCO of the merged firms' technology investments?

move one firm into using the other's system in order to centralize management and support services

Which of the following is NOT a challenge being faced by Salesforce.com, as discussed in the chapter case?

moving into a more scalable, on-demand environment

Which of the following does grid computing utilize to create enormous supercomputing power?

networked computers with idle resources

Which type of computing refers to firms purchasing computing power from remote providers and paying only for the computing power they use?

on-demand

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

open source

The practice of contracting custom software development to an outside firm is commonly referred to as

outsourcing

Your firm needs to implement electronic timesheet software and needs to keep within a small budget. Which of the following would be the most costly method of implementing this new software?

programming the new software in-house

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

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

An example of autonomic computing is

spyware protection software that runs and updates itself automatically

_______ unleash powerful economies of scale and result in declines in manufactured computer products

technology standards

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

As referred to in the text, legacy systems are?

traditional mainframe-based business information systems.

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

The multitasking, multi-user, operating system developed by Bell Laboratories that operates on a wide variety of computing platforms is?

unix

all of the following are contemporary and growing hardware platform trends except

unix

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 is NOT one of the main six factors to consider when evaluating how much your firm should spend on IT infrastructure?

your firm's organizational culture