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2000 As Computer Application Essay

2126 words - 9 pages



8.30 am – 11.30 am (3 hours) This paper must be answered in English


This paper consists of two sections, A and B. Section A carries 40 marks and Section B carries 60 marks. Answer all questions in Section A and Section B.


Hong Kong Examinations Authority All Rights Reserved 2000

2000-AS-COMP APP 1–1

Section A (40 marks) Answer all questions in this section. 1. (a) A teacher uses a database file to store the information about his students. The file has the following structure: Field ID Name Test1 Test2 Test3 Totaltest ...view middle of the document...

(4 marks)

2000-AS-COMP APP 1−2


All Rights Reserved 2000


(a) Headers and footers are often used in documents produced using a word processing software. Explain, with an appropriate example, the purpose of using these features. (b) John uses a word processing software to write a letter to his friend. The letter describes three places he visited during his summer holiday. (i) All three places he visited were beautiful but he does not want to use the same word "beautiful" to describe them. Suggest a feature of the word processing software that can help him to solve this problem. (ii) He discovers that he has misspelled the word "happyly" many times in his letter. Suggest a feature of the word processing software that can easily make all the corrections. (4 marks)


Bad habits in using computers can cause health problems related to posture and the eyes. (a) For each of the two health problems, explain briefly with examples how the problem caused by bad habits in using computers. (b) Suggest TWO design features of a visual display unit that can help prevent health problems related to using computers. (4 marks)


Suggest what Internet resources can help in the following cases: (a) Because of serious illness, a student is unable to attend lessons at school. Instead, he must have lessons at home. His teacher wants to arrange interactive lessons for him to take place simultaneously with the lessons for his classmates at school. (b) A student is working on a research project and would like to survey public opinion on the research topic. He does not want to conduct direct interviews with the public. (4 marks)

2000-AS-COMP APP 1−3


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All Rights Reserved 2000


The following worksheet shows the quarterly income and expenditure of a company: A 1 2 3 4 5 6 7 8 9 10 11 1st quarter 2nd quarter 3rd quarter 4th quarter B Income 200000 300000 280000 240000 C Expense 20000 25000 26000 29000 D Salary 50000 54000 48000 50000 E Profit

Rent per quarter Profit share of Director A Profit share of Director B Profit share of Director C

80000 0.3 0.3 0.4

A formula, B2-C2-D2-B8, is entered in cell E2 to calculate the quarterly profit of the company. Copy the formula to other cells in column E to calculate the profits for the other three quarters. Another formula, B9*SUM(E2:E5) is entered in cell E9 to calculate the profit share of Director A for the year. Copy the formula to cells E10 and E11 to calculate the profit share of Directors B and C. After all formulas have been entered and copied to the appropriate cells, the figures showing the profits for the 2 nd, 3 rd, 4 th quarters and the profit share of Directors B and C are wrong. There must be errors in the formulas in cells E2 and E9. Identify the errors and suggest appropriate corrections to the worksheet. (4 marks)

2000-AS-COMP APP 1−4


All Rights Reserved 2000


(a) A warehouse manager would like to computerize...

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