CH10(answers) - Exam (CH 10) Name_ TRUE/FALSE. Write 'T' if...

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Exam (CH 10) Name___________________________________ TRUE/FALSE. Write 'T' if the statement is true and 'F' if the statement is false. 1) Once systems analysts, users, and management have a grasp of what kinds of tasks must be accomplished, hardware options can be considered. 1) 2) Analysts need to oversee the evaluation process personally because they will have the best interests of the business at heart. 2) 3) Workloads can be simulated and run only on the same systems. 3) 4) One of the criteria used to evaluate the performance of different systems hardware is the idle time of the central processing unit. 4) 5) One of the main determinants used to decide whether or not to buy a computer is the projected speed of the system. 5) 6) If the system will be used longer than four to five years, the decision is usually made to lease. 6) 7) The cost of leasing or renting is lower than that of purchase after six years. 7) 8) As systems become smaller and distributed systems become increasingly popular, more businesses are deciding to purchase equipment. 8) 9) Fortunately, evaluating computer hardware is as straightforward as simply comparing costs and choosing the lease expensive one. 9) 10) An advantage of creating your own software is the ability to respond to specialized business needs. 10) 11) COTS software should be used when the organization is attempting to gain a competitive advantage through the leveraged use of information systems. 11) 12) A disadvantage of using an application service provider is that there are concerns over their financial viability. 12) 13) The Analytic Hierarchy Processing process requires decision makers to make judgments regarding the relative importance of each criteria. 13) 14) Analytic Hierarchy Processing requires the analyst to quantify the attributes. 14) 15) With Analytic Hierarchy Processing, a higher number is assigned to a lower preference. 15) 16) A recommendation system depends on numeric weights. 16) 17) Costs and benefits of the proposed computer system must always be considered together because they are interrelated and often interdependent. 17) 1
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18) The main condition for choosing a forecasting model is the availability of historical data. 18) 19) The simplest way to identify a trend and forecast future trends is by graphical judgment. 19) 20) The simplest way to identify a trend and forecast future trends is by the method of moving averages. 20) 21) The moving average method is useful because some seasonal, cyclical, or random patterns may be smoothed. 21) 22) Intangible benefits accrue to the organization from use of the information system. 22) 23) Tangible benefits can actually be measured in terms of dollars, resources, or time saved. 23) 24) A system built solely for its intangible benefits is usually successful. 24) 25) An example of an intangible cost is losing a competitive edge. 25) 26) Cashflow analysis is useful when a business is growing and volume is a key variable in costs. 26) 27) Cashflow analysis examines the direction, size, and pattern of cash flow that is associated with the
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This note was uploaded on 01/11/2012 for the course ACCOUNTING ACOM taught by Professor Sanchocastro during the Spring '11 term at De La Salle University.

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CH10(answers) - Exam (CH 10) Name_ TRUE/FALSE. Write 'T' if...

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