MIS Chapter 5

56) What is the foundation technology for Web services?

A) XML

52) Running a Java program on a computer requires

A) a Java Virtual Machine to be installed on the computer.

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) cloud computing.

27) Interpretations of Moore's law assert that

A) computing power doubles every 18 months.

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

A) grid computing

60) The marketplace for computer hardware

A) has become increasingly concentrated in top firms.

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

A) on-demand

22) Which of the following is not an IT infrastructure service component?

A) operating system software

35) Software that manages the resources of the computer is called

A) operating system software.

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

A) outsourcing.

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.

46) An example of autonomic computing is

A) spyware protection software that runs and updates itself automatically.

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

A) total cost of ownership

37) As referred to in the text, legacy systems are

A) traditional mainframe-based business information systems.

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

D) all of the above

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

A) 20

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

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

A) Unix.

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) Web services.

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

B) Android

34) Which of the following is a leading networking hardware provider?

B) Cisco

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

B) Mashups

62) 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)

B) SLA.

31) ________ unleash powerful economies of scale and result in declines in manufactured computer products.

B) Technology standards

38) Legacy systems are still used because they

B) are too expensive to redesign.

42) The business case for using grid computing involves all of the following except

B) increased accuracy.

64) 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?

B) scalability

36) A SAN is a ________ network.

B) storage area

26) In a multi-tiered network

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

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

C) Ethernet.

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

C) Hold focus groups to assess your services.

51) Which of the following statements about Linux is not true?

C) It has garnered 80 percent of the server operating system market.

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

C) SOA.

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

C) a virus.

50) Linux is

C) an example of open-source software.

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

C) browser.

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

C) enterprise computing

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

C) grid computing.

63) SaaS refers to

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

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

C) networked computers with idle resources

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

C) technology standards.

39) Which of the following is not an example of the emerging mobile computing platforms?

D) CRM

40) All of the following are current hardware platform trends except

D) Unix.

24) The introduction of the minicomputer

D) all of the above.

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

D) autonomic computing.

70) Which of the following is not one of the NIST defined characteristics of cloud computing?

D) non-measured service

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

D) open source

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

D) telecommunications

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

D) two-tiered client/server architecture.

69) 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?

D) your firm's organizational culture

1) A primary example of centralized processing is client/server computing.

False

12) Autonomic computing is implemented primarily with enterprise or ISP servers.

False

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.

False

18) Today most business firms have discontinued operating their legacy systems, replacing these with inexpensive Web services and hosted software.

False

20) TCO refers to the original cost of purchased technology: both hardware and software.

False

3) Application server software is responsible for locating and managing stored Web pages.

False

4) IT infrastructure consists of just those physical computing devices required to operate the enterprise.

False

7) The decision to outsource software development is also referred to as the rent-versus-buy decision.

False

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.

False

10) SANs create large central pools of storage that can be rapidly accessed and shared by multiple servers.

True

11) In green computing, reducing computer power consumption is a top priority.

True

13) Java software is designed to run on any computing device, regardless of the specific microprocessor or operating system it uses.

True

14) Web services can exchange information between two different systems regardless of the operating system or programming languages on which the systems are based.

True

16) Hypertext markup language specifies how text, graphics, video, and sound are placed on a Web page document.

True

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.

True

19) Scalability refers to the ability of a computer, product, or system to expand to serve a large number of users without breaking down.

True

2) In N-tier computing, significant parts of Web site content, logic, and processing are performed by different servers.

True

5) An application server may reside on the same computer as a Web server or on its own dedicated computer.

True

6) Enterprise integration requires software that can link disparate applications and enable data to flow freely among different parts of the business.

True

8) The operating system is used to manage the computer's activities.

True