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Problem-solving and Program Design. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 4 Basic/Input Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 4 Area and Perimeter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 4 Conversions ......................................................83
Solution 1 Solution 1
8
4 Fractions and Powers. . . . . . . . . . . . . . . . . . . .
4 Averages, Discounts, Tax and Totals . . . . . . .
4 Integer Division (DIV and MOD). . . . . . . . .
4 Simple condition with no alternative action
4 Simple condition with alternative action . . .
Program Implementation. . . . . . . . . . . . . . . . . . .
4 Sequence: Simple Interest . . . . . . . . . . . . . . . .
4 Sequence: Tax and Integer Division (DIV). .
4 Sequence: Integer division (DIV and MOD)
4 Computation involving order of precedence
4 Simple condition with an alternative action: Income tax
4 Compound conditions: Computing overtime pay . . . . . .
4 Condition with alternative action: Wholesale pricing . . .
4 CompoundConditions............................................103 4 Count-controlled loop. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .104 Further Practice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
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The Examination 01
Theory 02
1A Fundamentals of Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 03
1B Information Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
2 Computer Networks and Web Technologies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
3 Social and Economic Impact of Information and Communications
Technology .........................................................46
Productivity Tools 59
4A Word-Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
4B Web Page Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
5 Spreadsheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
6 Database Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Problem-Solving and Programming 79
Table of Contents
PROFILE 1
e=mc2
PROFILE 2
PROFILE 3
........... ........... ........... ........... ........... ........... ........... ........... ........... ...........
................85 ................87 ................90 ................92 ................94 ................95 ................95 ................96 ................97 ................98 ................99 ...............100 ...............101
