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GCE JUN 2007 : AS 2 Components of ICT

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Centre Number 71 Candidate Number ADVANCED SUBSIDIARY (AS) General Certificate of Education 2007 Information and Communication Technology Assessment Unit AS 2 Module 2: Components of Information and Communication Technology ASW21 assessing [ASW21] TUESDAY 19 JUNE, MORNING TIME 1 hour 30 minutes. INSTRUCTIONS TO CANDIDATES Write your Centre Number and Candidate Number in the spaces provided at the top of this page. Write your answers in the spaces provided in this question paper. 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. For Examiner s use only Question Number 1 2 3 4 5 6 7 QWC Total Marks ASW2S7 3718 Marks Answer all seven questions. Examiner Only Marks 1 (a) Explain how output is produced by each of the following. An ink jet printer [4] A laser printer [4] (b) Describe the operation of a typical smart card. [4] ASW2S7 3718 2 Remark (c) Describe the operation of OCR. Examiner Only Marks Remark [4] ASW2S7 3718 3 [Turn over 2 The standalone computers in an office are to be connected together as a network. Examiner Only Marks (a) Identify four benefits of networking these computers. 1. 2. 3. 4. [4] (b) Describe how each of the following could be used in the network. A switch [2] A file server [2] ASW2S7 3718 4 Remark A gateway Examiner Only Marks Remark [2] ASW2S7 3718 5 [Turn over 3 A business stores a backup copy of a large data file on an optical disc. Examiner Only Marks (a) Describe how data is written to an optical disc. [4] (b) Identify four reasons why this is a suitable method for storing the backup copy. 1. 2. 3. 4. [4] (c) Describe one other storage device which would be suitable in this case. [2] ASW2S7 3718 6 Remark 4 A company uses batch processing for orders posted to them by customers. Examiner Only Marks Remark Orders placed by telephone are processed using real-time transaction processing. Describe the main features of each of the following: (a) Batch processing [4] (b) Real-time transaction processing [4] ASW2S7 3718 7 [Turn over 5 The computer printout below shows details about a golf club member called Sue Smith. Membership no: 41381 Name: Sue Msith Subscription: 345.50 DOB: 24:08:1987 Handicap: Examiner Only Marks 18 (a) By referring to this printout, explain each of the following terms. A real data value [2] A transposition error [2] A format check [2] ASW2S7 3718 8 Remark (b) Describe each of the following validation techniques, and explain how each could be used in this case. Examiner Only Marks Remark (i) A range check [3] (ii) A check digit [3] ASW2S7 3718 9 [Turn over 6 In a command-line interface, the following command is used to print 10 copies of a document to a particular printer. Examiner Only Marks Remark PRINT MYFILE.DOC /COPIES = 10 /PRINTER = LASERJET3 (a) Describe the main features of a command-line interface. [4] (b) Explain how the effect of this command could be achieved from the menu of a graphical user interface. Quality of written communication [6] ASW2S7 3718 10 (c) Describe two advantages of the command-line interface in this case. Examiner Only Marks Remark 1. [2] 2. [2] ASW2S7 3718 11 [Turn over 7 A company uses a normalised database to maintain data about its suppliers. Examiner Only Marks Each supplier may supply them a number of different products. Some products are supplied by more than one supplier. (a) Describe two reasons why data is normalised. 1. [2] 2. [2] (b) Identify three tables you would expect to find in the database, showing the key field for each table. 1. 2. 3. [7] ASW2S7 3718 12 Remark (c) The company requires a list of the names and addresses of all suppliers of a particular product. Examiner Only Marks Remark Describe how this list could be produced from the database. [5] Quality of written communication THIS IS THE END OF THE QUESTION PAPER ASW2S7 3718 13 S 4/07 7-188-1 [Turn over

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Additional Info : Gce ICT June 2007 Assessment Unit AS 2, Module 2: Components of ICT
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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