CHAPTER 5 CIS440

The marketplace for computer hardware:

has become increasingly concentrated in top firms.

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

mashup

Software that manages the resources of the computer is called:

operating system software.

________ are computers consisting of a circuit board with processors, memory, and network connections that are stored in racks.

Blade servers

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

CRM

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

Green computing

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

Telecommunications

At what percent of capacity do most servers operate?

15-20%

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.

5, 4, 2, 3, 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

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

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

Metcalfe's Law

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

Multicore processors

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 of the following is not an IT infrastructure service component?

Operating system software

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

Smartphones

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

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

Transaction processing system running on a mainframe

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

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 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

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

Running a Java program on a computer requires:

a Java Virtual Machine to be installed on that computer.

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

a virus.

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

application server

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

enterprise computing

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.