Exam
Name___________________________________
1. A primary example of centralized processing is client/server computing.
2. In N–tier computing, significant parts of Web site content, logic, and processing are performed by different
servers.
3. Application server software is responsible for locating and managing stored Web pages.
4. IT infrastructure consists of just those physical computing devices required to operate the enterprise.
5. An application server may reside on the same computer as a Web server or on its own dedicated computer.
6. Enterprise integration requires software that can link disparate applications and enable data to flow freely
among different parts of the business.
7. The decision to outsource software development is also referred to as the rent–versus–buy decision.
8. The operating system is used to manage the computer’s activities.
9. The technology challenges facing the U.S. Army, as discussed in the chapter case, illustrates the current trend
in software of outsourcing application development.
10. SANs create large central pools of storage that can be rapidly accessed and shared by multiple servers.
11. In green computing, reducing computer power consumption is a top priority.
12. Autonomic computing is implemented primarily with enterprise or ISP servers.
13. Java software is designed to run on any computing device, regardless of the specific microprocessor or
operating system it uses.
14. Web services can exchange information between two different systems regardless of the operating system or
programming languages on which the systems are based.
15. Whereas XML is limited to describing how data should be presented in the form of Web pages, HTML can
perform presentation, communication, and data storage tasks.
16. Hypertext markup language specifies how text, graphics, video, and sound are placed on a Web page
document.
17. The collection of Web services that are used to build a firm’s software systems constitutes what is known as a
service–oriented architecture.
18. Today most business firms have discontinued operating their legacy systems, replacing these with
inexpensive Web services and hosted software.
19. Scalability refers to the ability of a computer, product, or system to expand to serve a large number of users
without breaking down.
20. TCO refers to the original cost of purchased technology: both hardware and software.
21. Which type of infrastructure services provides voice and video connectivity to employees, customers, and
suppliers?
A) VOIP
B) networking
C) telecommunications
D) telephone
22. Which of the following is not an IT infrastructure service component?
A) IT management services to plan and develop the infrastructure and provide project management
B) operating system software
C) physical facility management to manage the facilities housing physical components
D) computing platforms to provide a coherent digital environment
23. 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.
A) 4, 5, 3, 2, 1
B) 5, 4, 2, 3, 1
C) 5, 4, 2, 1, 3
D) 4, 5, 2, 3, 1
24. The introduction of the minicomputer
A) offered new, powerful machines at lower prices than mainframes.
B) allowed computers to be customized to the specific needs of departments or business units.
C) enabled decentralized computing.
D) all of the above.
25. A client computer networked to a server computer, with processing split between the two types of machines,
is called a(n)
A) multi–tiered client/server architecture.
B) service–oriented architecture.
C) on–demand architecture.
D) two–tiered client/server architecture.
26. In a multi–tiered network
A) the work of the entire network is centralized.
B) processing is split between clients and servers.
C) processing is handled by multiple, geographically–remote clients.
D) the work of the entire network is balanced over several levels of servers.
27. Interpretations of Moore’s law assert that
A) computing power doubles every 18 months.
B) data storage costs decrease by 50% every 18 months.
C) transistors decrease in size 50% every two years.
D) none of the above.
28. Which of the following factors provides an understanding of why computing resources today are ever more
available than in previous decades?
A) network economics
B) declining communications costs, universal standards, and the Internet
C) law of mass digital storage and Moore’s law
D) all of the above
29. Today’s nanotechnology–produced computer transistors are roughly equivalent in size to
A) the width of a fingernail.
B) an atom.
C) a virus.
D) a human hair.
30. Specifications that establish the compatibility of products and the ability to communicate in a network are
called
A) technology standards.
B) network standards.
C) Internet standards.
D) telecommunications standards.
31. ________ unleash powerful economies of scale and result in declines in manufactured computer products.
A) Technology standards
B) Internet and Web technologies
C) Client/server technologies
D) Linux and open–source software
32. The multitasking, multi–user, operating system developed by Bell Laboratories that operates on a wide
variety of computing platforms is
A) COBOL.
B) Unix.
C) Linux.
D) OS X.
33. 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 is
A) TCP/IP.
B) Ethernet.
C) ASCII.
D) COBOL.
34. Which of the following is a leading networking hardware provider?
A) Dell
B) Seagate
C) Cisco
D) IBM
35. Software that manages the resources of the computer is called
A) operating system software.
B) data management software.
C) application software.
D) network software.
36. A SAN is a ________ network.
A) scalable architecture
B) service–oriented architecture
C) server area
D) storage area
37. As referred to in the text, legacy systems are
A) any pre–1990 Wintel systems.
B) electronic spreadsheets used on a PC.
C) systems found on older ASPs.
D) traditional mainframe–based business information systems.
38. Legacy systems are still used because they
A) are too expensive to redesign.
B) integrate well using new Web services technologies.
C) contain valuable data that would be lost during redesign.
D) can only be run on the older mainframe computers.
39. Which of the following is not an example of the emerging mobile computing platforms?
A) the Kindle
B) cell phones
C) CRM
D) tablets
40. All of the following are current hardware platform trends except
A) green computing.
B) Unix.
C) cloud computing.
D) virtualization.
41. Connecting geographically remote computers in a single network to create a “virtual supercomputer” is
called
A) co–location.
B) utility computing.
C) edge computing.
D) grid computing.
42. The business case for using grid computing involves all of the following except
A) agility.
B) cost savings.
C) increased accuracy.
D) speed of computation.
43. Which of the following does grid computing utilize to create enormous supercomputing power?
A) networked computers with idle resources
B) networks with low usage
C) underutilized mainframe computers
D) massive unused data centers
44. 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
A) multicore processing.
B) autonomic computing.
C) cloud computing.
D) virtualization.
45. Which type of computing refers to firms purchasing computing power from remote providers and paying
only for the computing power they use?
A) edge
B) autonomic
C) on–demand
D) grid
46. An example of autonomic computing is
A) cell phones taking on the functions of handheld computers.
B) software programmed to run on any hardware platform.
C) spyware protection software that runs and updates itself automatically.
D) programming languages that allow non–programmers to create custom applications.
47. 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
A) virtualization.
B) grid computing.
C) utility computing.
D) autonomic computing.
48. Which type of software is created and updated by a worldwide community of programmers and available
for free?
A) software packages
B) open source
C) outsourced
D) mashups
49. Which of the following is not one of the current software platform trends?
A) open–source software
B) HTML5
C) grid computing
D) software outsourcing
50. Linux is
A) designed for specific machines and specific microprocessors.
B) an example of open–source software.
C) especially useful for processing numeric data.
D) primarily concerned with the tasks of end users.
51. Which of the following statements about Linux is not true?
A)
It is available in free versions downloadable from the Internet.
B) It has garnered 80 percent of the server operating system market.
C) Linux applications are embedded in cell phones, smartphones, netbooks, and other handheld devices.
D) It plays a major role in the back office running local area networks.
52. Running a Java program on a computer requires
A) a Java Virtual Machine to be installed on the computer.
B) a miniature program to be downloaded to the user’s computer.
C) a Java Virtual Machine to be installed on the server hosting the Java applet.
D) no specialized software, as Java is platform–independent.
53. 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
A) client.
B) browser.
C) service.
D) app.
54. The development of TCP/IP occurred during the ________ era.
A) cloud and mobile computing
B) personal computer
C) enterprise computing
D) general–purpose mainframe and minicomputer
55. Sets of loosely coupled software components that exchange information with each other using standard Web
communication standards and languages are referred to as
A) EAI software.
B) SOAP.
C) SOA.
D) Web services.
56. What is the foundation technology for Web services?
A) UDDI
B) XML
C) SOAP
D) HTML
57. A set of self–contained services that communicate with each other to create a working software application is
called
A) EAI software.
B) SOAP.
C) SOA.
D) Web services.
58. 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
A) software packages.
B) open–source software.
C) mashups.
D) outsourced software.
59. ________ are created by combining and customizing components from different online software applications.
A) Apps
B) SaaS
C) Web services
D) Mashups
60. The marketplace for computer hardware
A) has expanded to include a wide variety of start–up and mobile–computing firms.
B) has been decimated by mobile and cloud computing.
C) has become increasingly concentrated in top firms.
D) has moved significantly to Asian firms.
61. The practice of contracting custom software development to an outside firm is commonly referred to as
A) service–oriented architecture.
B) application integration.
C) outsourcing.
D) scaling.