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GCE JAN 2010 : A2 2 Uses of Information Systems

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ADVANCED General Certificate of Education January 2010 Information and Communication Technology assessing Module 5: Uses of Information Systems A2W21 Assessment Unit A2 2 [A2W21] WEDNESDAY 27 JANUARY, AFTERNOON TIME 1 hour 30 minutes. INSTRUCTIONS TO CANDIDATES Write your Centre Number and Candidate Number on the Answer Booklet provided. Answer all seven questions. INFORMATION FOR CANDIDATES The total mark for this paper is 90, including a maximum of 4 marks for quality of written communication. Figures in brackets printed down the right-hand side of pages indicate the marks awarded to each question or part question. 5835 Answer all seven questions. 1 A designer wishes to demonstrate the latest fashion range to an audience using a slide show. (a) Describe how the designer could use presentation software in this case. (b) Apart from personnel costs, describe two other ICT costs involved in producing information. 2 [8] [4] It is important that an organisation backs up its data files. (a) Describe the main features of an incremental backup. (b) Name and describe a suitable backup method for a real time application. 3 [4] [4] A bank uses a decision support system (DSS) to process loan applications from customers. (a) Describe the main features of a typical DSS. [4] Both internal and external sources of information are used. (b) Identify two internal sources of information the bank might use. (c) Identify two external sources of information the bank might use. [2] (d) Describe how an expert system could be created to process these applications. 5835 [2] [6] 2 [Turn over 4 Companies must comply with ICT legislation. (a) Identify six principles of the Data Protection Act. (b) Describe two limitations of the Data Protection Act. [4] (c) Name and describe the main features of two other laws relating to ICT. 5 [6] [8] Each department of a large organisation has its own information system. Managers complain that the quality of information within the organisation is poor. (a) Describe three factors which can lead to poor quality information. [6] The organisation draws up an information system strategy. (b) Describe the main contents of an information system strategy. (c) Explain why the organisation should review its strategy on a regular basis. 6 [6] [2] When an organisation obtains a new information system, user documentation is provided. (a) Describe three different ways in which user documentation can be used. (b) Name and describe one other type of documentation. 7 [6] [4] An information system can be developed using the waterfall model or by prototyping. (a) Describe the main features of the waterfall method. (b) Explain the role of the end user in the waterfall method. [2] (c) Describe two reasons why prototyping might be preferred. 5835 [4] [4] 3 [Turn over 1312-069-1 [Turn over

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Additional Info : Gce ICT January 2010 Assessment Unit A2 2, Module 5: Uses of Information Systems
Tags : General Certificate of Education, A Level and AS Level, uk, council for the curriculum examinations and assessment, gce exam papers, gce a level and as level exam papers , gce past questions and answer, gce past question papers, ccea gce past papers, gce ccea past papers

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