Business Information Systems 5th Edition Paul Bocij - Solutions

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evaluate the different alternatives for acquiring BIS;
distinguish between the typical stages involved in building BIS;
explain the purpose of each stage in building a system;
select the best alternative type of approach or methodology for building a BIS.
What are the alternatives for systems acquisition and how is the most suitable approach selected?
What alternative models are there for the different stages for introducing a BIS? Which is most appropriate?
Which activities need to occur at each stage for the project to be successful?
Explain what the main similarities and differences are between bespoke development and end-user development.
Why would a small business be more constrained in its choice of software acquisition method than a large one?
What are the main differences between the analysis and design steps of the traditional waterfall model of systems development?
What are the main components of the system build stage?
Explain how the application of the waterfall model differs between (a) the purchase of an off-the-shelf package and (b) an end-user-developed application.
Briefly review the main advantages and disadvantages of bespoke development when compared with off-the-shelf packages.
‘The rise of rapid applications development is mainly a response to the failure of traditional systems development methodologies to deliver the right system at the right price and at the right time.’ Discuss.
‘End-user applications development would be far less popular if central IS/IT departments did not have such a large applications development backlog.’ Discuss.
What do you believe to be the main differences between large and small organisations in deciding the best approach for information systems acquisition?
In what circumstances do you think that rapid applications development would be(a) appropriate and (b) inappropriate when carrying out systems analysis and design?
Is the end-user development approach to business software development something which you think should be encouraged, or do you believe that applications software for business is best left to information systems professionals?
Compare and contrast the traditional waterfall model with lean and agile approaches to software development with particular emphasis on the ability to deliver business value.
Explain the terms ‘bespoke development’, ‘off-the-shelf package’ and ‘end-user computing’.Illustrate your answer with some of the reasons cited in favour of each of these methods of application software acquisition.
Give three advantages usually associated with prototyping.
During a bespoke development project, the systems development lifecycle will include a number of steps from requirements analysis, design and system. Which of these steps is relevant to an off-the-shelf system? Which activities might be involved?
Explain how the spiral model of systems development which can be applied to RAD differs from the traditional waterfall model. Which do you believe represents the best method of developing information systems?
state the purpose of the build phase, and its difference from changeover and implementation;
specify the different types of testing required for a system;
select the best alternatives for changing from an old system to a new system;
recognise the importance of managing software, IS and organisational change associated with the introduction of a new BIS.
How should the system be tested?
How should data be migrated from the old system to the new system?
How should the changeover between old and new systems be managed?
How can the change to a process-oriented system be managed?
What are the main activities that occur in the build and implementation phases of a systems development project?
What is the difference between unit and system testing?
How can resistance to change among staff affect a new information system?
What are the most important factors in reducing resistance to change?
Why is it important to manage software change requests carefully?
What is the difference between the direct changeover method and the parallel changeover method?
What is the best option for an end-user to program a system?
What is the purpose of a post-implementation review?
What is the purpose of the concept of SOA?
‘All the different project changeover methods are likely to be used on any large project.’Discuss.
‘The most important aspect of software quality assurance is to make sure that bugs are identified during the testing phase.’ Discuss.
‘Companies should aim to minimise the number of patch releases, provided that no serious system errors occur.’ Discuss.
‘The combination of BPM and SOA is more powerful than either is alone.’ Discuss
You are a business manager responsible for the successful implementation of a new information system. What problems would you anticipate from staff when the new system is introduced? What measures could you take to minimise these?
Discuss the advantages and disadvantages of the different methods of changeover from an old system to a new one. Which is the optimal method?
Discuss the philosophy and describe the tools of BPM.
Describe the direct changeover method. How does this differ from phased implementation?
What different classes of fault will a user be aiming to identify in a user acceptance test?
What are the three classical signs of resistance to change by end-users?
Distinguish between system testing and unit testing.
What different types of documentation will be used during the implementation phase of a project?
What elements of staff training should a new system receive?
What is the purpose of volume testing?
Which criteria should be used to measure the successful outcome of a systems development project?
In the maintenance phase of the systems development lifecycle, why might an information system need to be maintained?
Briefly outline the considerations that a company needs to take into account in deciding between the two main methods of changeover to a new information system: direct and parallel running.
Evaluate the concept of BPM.
How could BPS and BAM work together?
identify and describe the major components of an enterprise system;
appreciate the importance of transaction processing systems, process control and office automation systems to the operational management of a business;
appreciate the importance of decision support, information reporting and executive information systems to decision making in the organisation;
assess the potential for using business information systems in different parts of an organisation.
What is the difference between an enterprise system and an enterprise resource planning(ERP) system?
Evaluate the role of transaction processing systems in an organisation.
How can information systems support the manufacturing process?
Explain how decision support systems can support different parts of an organisation.
Describe the purpose of workflow management and groupware.
Which information systems tools can be used to support the marketing function?
Discuss the concept of customer relationship management (CRM).
‘Workflow systems are currently mainly in large organisations. This is likely to remain the case.’ Discuss.
Neural networks, fuzzy logic and genetic programming are some of the latest artificial intelligence ideas. Are they likely to remain lab-based products, or is there potential for their use in industry?
Evaluate the different levels of integration in supply chain management (SCM).
Review the changing tools available for decision making at a strategic level within the organisation. What does this mean for senior managers?
Was the promise of expert systems in the 1980s delivered in the 1990s? Justify your answer.
How must transaction processing systems be managed, given their mission-critical role in many organisations?
How can workflow software and groupware assist in re-engineering an organisation?
What special precautions need to be taken when using IT for managing human resources?
explain the importance of conducting a structured initiation phase for a BIS project;
identify typical tangible and intangible costs and benefits associated with the introduction of an information system;
apply different techniques to select the most appropriate options from different software, hardware and supplier alternatives;
describe the importance of contracts to a successful outcome to information systems projects.
How should we assess the feasibility of a project?
What are the stages and techniques that can be applied to assess feasibility?
How can the return on investment of a BIS project be assessed?
How can we manage the risks associated with IS projects?
What is the purpose of the initiation phase of a project?
What is meant by the terms ‘intangible’ and ‘tangible benefit’?
Identify each of the following as tangible or intangible benefits or costs:(a) purchase of a server for data storage with a new information system;(b) reduced waiting time for customers when querying the progress of an order;(c) disruption caused by installation of a new company network;(d) reduced
Summarise the differences between economic, operational, technical and organisational feasibility.
What do you understand by the term ‘risk assessment’ and how can it be applied to assist an information systems development project?
What is the purpose and outline contents of a ‘request for proposal’ or ‘invitation to tender’document?
What are the key factors that a company will consider when choosing software from different suppliers?
What are the main items that should be specified in an information systems contract?
To what extent is the failure of many information system projects a consequence of too little time being spent on the initiation stage?
‘The techniques that are available for comparing different software packages or systems from different suppliers must be applied rigorously.’ Discuss.
Examine the main consequences for an information systems project if the initiation stage is omitted.
A company is intending to purchase accounting software for 100 staff and is considering three different packages. It is currently using a Microsoft Windows 2000-based application, but wants to move to using a Microsoft Windows XP Professional-based application. Give a full account of the factors it
Risk assessment is a valuable tool for the project manager. What does this technique involve and which future risks might be identified at different stages in a systems development project?
Write a short feasibility or initiation report for a new e-commerce site or an enhancement to an existing site incorporating the elements of initiation referred to in this chapter. It can refer to a fictitious company, a small company you are familiar with, or a larger company whose sites you can

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Business Information Systems 5th Edition Paul Bocij - Solutions

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