chapter 5 MIS
A(n) ________ is an integrated circuit which contains two or more processors to enhance performance and reduce power consumption. A) multicore processor B) legacy processor C) scalable processor D) aggregate circuit E) green circuit
A
Hardware and software acquisition costs account for about ________ percent of TCO. A) 20 B) 40 C) 50 D) 75 E) 90
A
IT infrastructure consists of only those physical computing devices and software required to operate the enterprise.
false
In N-tier computing, significant parts of website content, logic, and processing are performed by a single web server.
false
It is much harder to eliminate a cloud service than to remove functionality from a company's core internal systems.
false
Java software is designed to run only on specific microprocessors and operating systems.
false
Microsoft is no longer the market leader in client/server networking.
false
Mobile computing is the fastest growing form of computing
false
Quantum computing is implemented primarily with enterprise or ISP servers.
false
Quantum computing is not yet available to the general public.
false
TCO refers just to the original cost of purchased technology: both hardware and software.
false
In green computing, reducing computer power consumption is not a top priority.
False
The operating system is used to manage the software applications used in business activities.
False
Web hosting services maintain a series of servers and provide fee-paying subscribers with space to maintain their websites.
False
Web services can exchange information between two different systems only if the operating systems and programming languages upon which the systems are based are identical.
False
11) Which of the following became the standard PC in the Personal Computer Era? A) Wintel PC B) DOS PC C) MITS PC D) Altair E) Apple II
A
13) ________ states that the value or power of a network grows exponentially as a function of the number of network members. A) Metcalfe's Law B) Moore's Law C) Law of scalability D) Law of outsourcing E) Law of networks
A
2) Which of the following is not an IT infrastructure service component? A) Operating system software B) Computing platforms to provide a coherent digital environment C) Physical facilities management to manage the facilities housing physical components D) IT management services to plan and develop the infrastructure and provide project management E) IT education services that provide training to employees
A
6) The introduction of the minicomputer: A) allowed computers to be customized to the specific needs of departments or business units. B) strengthened centralized computing. C) offered new, powerful machines at higher prices than mainframes. D) represented the rise of Microsoft. E) was dominated by IBM.
A
Infrastructure-as-a-Service (IaaS): A) is one type of cloud computing service where users pay only for the computing capacity they actually use. B) is a cloud-based service which provides software applications to users on demand. C) is a cloud-based service that provides a platform for software development. D) provides users with a service-oriented architecture for their systems. E) provides cloud users with ubiquitous networking environment.
A
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) mashups. C) outsourced software. D) open-source software. E) service level agreements.
A
Running a Java program on a computer requires: A) a Java Virtual Machine to be installed on that computer. B) a Java Virtual Machine to be installed on the server hosting the Java applet. C) a miniature program to be downloaded to the user's computer. D) no specialized software, as Java is platform-independent. E) the Mozilla Firefox browser and no other browsers.
A
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. B) EAI software. C) SOA. D) SOAP. E) SaaS.
A
The marketplace for computer hardware: A) has become increasingly concentrated in top firms. B) has expanded to include a wide variety of start-up and mobile-computing firms. C) has moved significantly to Asian firms. D) has been decimated by mobile and cloud computing. E) has begun moving away from blade servers.
A
The practice of contracting custom software development to an outside firm is commonly referred to as: A) outsourcing. B) scaling. C) service-oriented architecture. D) application integration. E) utility computing.
A
Which of the following is a multitasking, multiuser, operating system developed by Bell Laboratories that operates on a wide variety of computing platforms? A) Unix B) Linux C) OS X D) COBOL E) DOS
A
Which of the following is an example of a legacy system? A) Transaction processing system running on a mainframe B) Scalable grid computing system C) Web services running on a cloud computing platform D) MDM software E) Quantum computing system
A
Which of the following is the foundation technology for web services? A) XML B) HTML C) SOAP D) UDDI E) SCSI
A
Which of the following types of computing involves purchasing computing power from a remote provider and paying only for the computing power used? A) On-demand B) Grid C) Edge D) Autonomic E) Quantum
A
Which of the following is the most popular mobile operating system? A) Linux B) Android C) Chrome OS D) iOS E) Unix
B
________ are created by combining and customizing components from different online software applications. A) Apps B) Web browsers C) SaaS D) Web services E) Web mashups
E
12) ________ uses individual atoms and molecules to create computer chips and other devices. A) Virtualization B) Nanotechnology C) Quantum computing D) A minicomputer E) On-demand computing
B
5) 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) 5, 2, 3, 4, 1 B) 5, 4, 2, 3, 1 C) 4, 5, 2, 3, 1 D) 5, 4, 2, 1, 3 E) 4, 5, 3, 2, 1
B
8) In a multi-tiered network: A) the work of the entire network is centralized. B) the work of the entire network is balanced over several levels of servers. C) processing is split between clients and servers. D) processing is handled by multiple, geographically-remote clients. E) processing is located in the cloud.
B
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): A) SOA. B) SLA. C) TCO. D) RFQ. E) SaaS.
B
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? A) Modality B) Scalability C) Expandability D) Disintermediation E) Customizability
B
10) Today's computer transistors are roughly equivalent in size to: A) the width of a fingernail. B) a human hair. C) a virus. D) several atoms. E) a grain of sand.
C
3) Specifications that establish the compatibility of products and the ability to communicate in a network are called: A) network standards. B) telecommunications standards. C) technology standards. D) Internet standards. E) compatibility standards.
C
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: A) service. B) client. C) browser. D) app. E) beacon.
C
How would you determine the market demand for your firm's IT services? A) Perform a TCO analysis B) Benchmark your services C) Hold focus groups to assess your services D) Analyze sales returns on key investments E) Perform a stress test
C
Linux is: A) primarily concerned with the tasks of end users. B) designed for specific machines and specific microprocessors. C) an example of open-source software. D) especially useful for processing numeric data. E) poorly suited to power fast computers.
C
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? A) Cloud computing B) Autonomic computing C) Virtualization D) Multicore processing E) Ubiquitous computing
C
Which of the following involves practices and technologies to minimize the environmental effects of manufacturing and managing computing devices? A) Capacity planning B) Cloud computing C) Green computing D) Utility computing E) On-demand computing
C
4) A(n) ________ is used to communicate between a user and an organization's back-end systems. A) public server B) private server C) legacy server D) application server E) blade server
D
Which of the following is a recent addition to the mobile digital platform? A) Quantum computing devices B) Wearable computing devices C) Cloud computing devices D) Grid computing devices E) Green computing devices
C
Which of the following is not an example of a wearable computing device? A) Smartwatch B) Smart glasses C) Smartphones D) Activity trackers E) Smart ID badges
C
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? A) TCP/IP B) COBOL C) Ethernet D) ASCII E) Linux
C
Which of the following refers to a set of self-contained services that communicate with each other to create a working software application? A) Web services B) EAI software C) SOA D) SOAP E) Prepackaged software
C
Which of the following statements about Linux is not true? A) It plays a major role in the back office running local area networks. B) It is available in free versions downloadable from the Internet. C) It has garnered 20 percent of the server operating system market. D) Linux applications are embedded in cell phones, smartphones, netbooks, and other handheld devices. E) Linux works on all the major hardware platforms.
C
7) A client computer networked to a server computer, with processing split between the two types of machines, is called a(n): A) service-oriented architecture. B) on-demand architecture. C) multi-tiered client/server architecture. D) two-tiered client/server architecture. E) divided architecture.
D
All of the following are current hardware platform trends except: A) green computing. B) virtualization. C) cloud computing. D) Unix. E) quantum computing.
D
Firms that allow employees to use their own devices are embracing which of the following? A) Wearable computing B) Mobile consolidation C) Cloud computing D) BYOD E) Self computing
D
The Windows Operating System: A) was an early PC operating system. B) is used on virtually all tablet and mobile devices today. C) is a data management application used on PCs. D) is an operating system used on most Wintel PCs throughout the world. E) is a web-based operating system for the Internet era.
D
Which of the following is not an example of the mobile digital platform? A) Tablets B) Kindle C) Cell phones D) CRM E) Smartwatches
D
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? A) Your firm's business strategy B) The IT investments made by competitor firms C) Market demand for your firm's services D) Your firm's organizational culture E) Information technology assessment
D
Which type of software is created and updated by a worldwide community of programmers and available for free? A) Software packages B) Mashups C) Outsourced D) Open source E) Closed source
D
ZipRealty, which combines Google Maps with real estate data, is an example of: A) cloud computing. B) SOA. C) a widget. D) a mashup. E) a web service.
D
________ provides a standard format for data exchange, enabling web services to pass data from one process to another. A) HTML B) HTML5 C) Java D) Chrome OS E) XML
E
1) Which type of infrastructure service stores and manages corporate data and provides capabilities for analyzing the data? A) Networking B) Telephone C) VOIP D) Telecommunications E) Data management
E
14) Which of the following factors does not help explain why computing resources today are even more available than in previous decades? A) Network economics B) Law of mass digital storage C) Moore's law D) Declining communications costs and the Internet E) Widespread rejection of technology standards
E
9) Interpretations of Moore's law assert that: A) computing power will eventually level off. B) transistors decrease in size 50% every two years. C) data storage costs decrease by 50% every 18 months. D) PCs decrease in market share by 9% every 5 years. E) computing power doubles every 18 months.
E
All of the following are cloud computing services except: A) infrastructure as a service. B) platform as a service. C) software as a service. D) on-demand computing. E) virtualization as a service.
E
All of the following are typically factors in a firm's decision to engage consulting and system integration services except: A) the firm does not have the staff necessary to deploy and maintain the firm's IT infrastructure. B) the firm's staff do not have the skills necessary to deploy and maintain the firm's IT infrastructure. C) The firm does not have the budget to deploy and maintain a firm's IT infrastructure. D) The firm's staff does not have the necessary experience to deploy and maintain the firm's IT infrastructure. E) The firm's staff knows more about the firm's IT infrastructure than service providers.
E
At what percent of capacity do most servers operate? A) 100% B) 80-90% C) Approximately 70 percent D) 40-50% E) 15-20%
E
SaaS refers to: A) supplying online access over networks to storage devices and storage area network technology. B) managing combinations of applications, networks, systems, storage, and security as well as providing Web site and systems performance monitoring to subscribers over the Internet. C) self-contained services that communicate with each other to create a working software application. D) easy-to-use software tools for displaying Web pages. E) hosting and managing access to software applications delivered over the Internet to clients on a subscription basis.
E
The ability to be in multiple states at once, dramatically increasing processing power, is a hallmark of: A) colocation. B) edge computing. C) grid computing. D) utility computing. E) quantum computing.
E
The development of TCP/IP occurred during the ________ era. A) cloud and mobile computing B) general-purpose mainframe and minicomputer C) client/server era D) personal computer E) mainframe
E
Which model can be used to analyze the direct and indirect costs to help firms determine the actual cost of specific technology implementations? A) Supply and demand B) Return on investment C) Breakeven point D) Cost-benefit analysis E) Total cost of ownership
E
Which of the following is a leading networking hardware provider? A) Dell B) Intel C) Seagate D) IBM E) Cisco
E
Which of the following is not a part of the IT infrastructure ecosystem found in firms? A) Consultant and system integrators B) Internet platforms C) Operating system platforms D) Enterprise software applications E) Virtual reality systems
E
Which of the following is not an example of the consumerization of IT? A) Google Apps B) Dropbox C) Facebook D) Gmail E) Amazon Web Services
E
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? A) Ubiquitous network access B) Location-independent resource pooling C) On-demand self service D) Measured service E) Reduced elasticity
E
Which of the following is not one of the current software platform trends? A) Web services and service-oriented architecture B) Open-source software C) HTML5 D) Software outsourcing E) Multicore processors
E
A web server is responsible for locating and managing stored webpages.
True
Client/server computing is a primary example of decentralized processing.
True
A service-oriented architecture is set of self-contained services that communicate with each other to create a working software application.
true
An application server may reside on the same computer as a web server or on its own dedicated computer.
true
Enterprise infrastructure requires software that can link disparate applications and enable data to flow freely among different parts of the business.
true
Exponential growth in the number of transistors and the power of processors is expected to decrease in the foreseeable future.
true
Hypertext markup language specifies how text, graphics, video, and sound are placed on a webpage.
true
In financial services firms, investments in IT infrastructure represent more than half of all capital invested.
true
Scalability refers to the ability of a computer, product, or system to expand to serve a large number of users without breaking down.
true
The decision to purchase your own IT assets or rent them from external providers is also referred to as the rent-versus-buy decision.
true
Today, many business firms continue to operate legacy systems because they meet a business need and would be costly to replace.
true
Whereas HTML is limited to describing how data should be presented in the form of Web pages, XML can perform presentation, communication, and data storage tasks.
true
