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30 Cards in this Set
- Front
- Back
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Which type of infrastructure services provides voice and video connectivity to employees, customers, and suppliers?
A) networking B) telephone C) VOIP D) telecommunications |
Answer: D Page Ref: 164
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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 facility management to manage the facilities housing physical components D) IT management services to plan and develop the infrastructure and provide project management |
Answer: A
Page Ref: 163-164 |
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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. 1 Information Systems I – 90.477-001 C) processing is split between clients and servers. D) processing is handled by multiple, geographically remote clients. |
Answer: B Page Ref: 167
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Interpretations of Moore's law assert that:
A) computing power doubles every 18 months. B) transistors decrease in size 50% every two years. C) data storage costs decrease by 50% every 18 months. D) none of the above. |
Answer: A
Page Ref: 168-170 |
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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) law of mass digital storage and Moore's law C) declining communications costs, universal standards, and the Internet D) all of the above |
Answer: D
Page Ref: 168-174 |
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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. |
Answer: C Page Ref: 174
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A SAN is a ________ network. A) server area
B) storage area C) scalable architecture D) service-oriented architecture |
Answer: B
Page Ref: 177 |
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Legacy systems are still used because they
A) can only be run on the older mainframe computers. B) are too expensive to redesign. C) integrate well using new Web services technologies. D) contain valuable data that would be lost during redesign. |
Answer: B Page Ref: 179
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39) Connecting geographically remote computers in a single network to create a "virtual supercomputer" is called
A) co-location. B) edge computing. C) grid computing. D) utility computing. |
Answer: C page Ref: 179
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The business case for using grid computing involves all of the following EXCEPT A) cost savings.
B) increased accuracy. C) speed of computation. D) agility. |
Answer: B
Page Ref: 179-180 |
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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 B) grid C) edge D) autonomic |
Answer: A Page Ref: 181
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Which of the following does grid computing utilize to create enormous supercomputing power? A) massive unused data centers
B) underutilized mainframe computers C) networked computers with idle resources D) networks with low usage |
Answer: C
Page Ref: 181 |
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An example of autonomic computing is
A) spyware protection software that runs and updates itself automatically. B) software programmed to run on any hardware platform. C) cell phones taking on the functions of handheld computers. D) programming languages that allow non-programmers to create custom applications. |
Answer: A Page Ref: 181
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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?
A) UDDI B) widgets C) Ajax D) Java |
Answer: C Page Ref: 186
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A software tool with a graphical user interface for displaying Web pages and for accessing the Web and other Internet resources is called a:
A) JVM. B) Web browser. C) FTP client. D) All of the above. |
Answer: B Page Ref: 186
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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. |
Answer: A
Page Ref: 186 |
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unning a Java program on a computer requires
A) a Java Virtual Machine to be installed on the 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. |
Answer: A Page Ref: 186
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Which of the following is an example of an SOA environment?
A) Amazon.com's operation of hundreds of services, such as billing or customer interface, delivered by different application servers B) E*Trade's use of lower-cost Linux servers that delivered increased computer performance C) Thermos's use of hosted Oracle systems software running on Oracle's computers D) None of the above |
Answer: A
Page Ref: 187-188 |
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Software applications that are based on combining different online software applications are called A) integrated software.
B) Ajax. C) mashups. D) virtual software. |
Answer: C
Page Ref: 189 |
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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?
A) purchasing a software package B) programming the new software in-house C) leasing the software over the Internet D) outsourcing the software programming |
Answer: B
Page Ref: 189-191 |
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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. |
Answer: A Page Ref: 190
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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 |
Answer: B Page Ref: 191
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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) hosting and managing access to software applications delivered over the Internet to clients on a subscription basis. D) none of the above. |
Answer: C Page Ref: 191
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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. |
Answer: A
Page Ref: 191 |
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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 |
Answer: B Page Ref: 194
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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. |
Answer: C
Page Ref: 194 |
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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 |
Answer: D Page Ref: 195
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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 to reduce the TCO of the merged firms' technology investments?
A) Use Web services to join the two systems. B) Move one firm into using the other's system in order to centralize management and support services. C) Develop single ERP system that encompasses the information needs and business processes of both firms. D) Purchase a hosted, on-demand ERP system that encompasses the needs and processes of both firms. |
Answer: B
Page Ref: 196-197 |
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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 B) return on investment C) breakeven point D) cost benefit analysis |
Answer: A Page Ref: 196
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Hardware and software acquisition costs account for about ________ percent of TCO. A) 20
B) 40 C) 60 D) 80 |
Answer: A
Page Ref: 196 |
