Computers, part of your life Grade 10 - Study Opportunities

1 Computers, part of your life Grade 10. A textbook for computer Applications Technology Sandra Jacobs Reinet Barnard Keith Gibson Ellen Labuschagne Pam Macmillan Pam Miller Chris Noom . Karin Stoffberg Ulza Wassermann i Published by Study Opportunities PO Box 52654, Dorandia, 0188. Tel: (012) 565-6469. Fax: (012) 546-5313. E-mail: September 2011. ISBN: 978-1-919867-80-9. Study Opportunities Copyright strictly reserved. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying, recording or by any information storage or retrieval system, without permission in writing from the publisher. DTP, layout and design by Ronelle Oosthuizen Printed by Intrepid Printers (Pty) Ltd - 7572. ii Foreword Dear learner Congratulations! You have made an incredibly wise and exciting choice in selecting computer Applications Technology (CAT) as a subject. You are going to develop skills which you will be able to use for the rest of your life irrespective of your career path.

2 The subject can even open up some career paths. We've been involved in writing CAT textbooks for a number of years. As teachers we have seen, first-hand, what works, and we have learned just how to adapt and customise our material to best suit our customers you, the learner. We have left no stone unturned in smoothing the way for you, or in tapping into the fun and enjoyment of the subject. This book will support you and your teacher every step of the way. We know that in three years' time you will look back and say that CAT was one of the best decisions you ever made! The authors iii contents Section 1. Page 1 System Technologies and Implications Module Term Introduction to 1. 1. 1. File 1. ICT in 1. Extended software 2. Extended hardware 2. The impact of 4. Section 2. Page 99 network and Internet Technologies Module Term Introducing 2. network 3. The Internet and 3. Electronic 3. Safe Internet 3. Section 3. Page 153 Word Processing Module Term Start working with 1.

3 Formatting of pages and 1. 1. Adding 1. Further formatting of pages and 2. 2. Columns, comments, protection and 3. iv Section 4. Page 267 Spreadsheets Module Term Introduction to 2. 2. Analysing 3. 4. Section 5. Page 321 Presentations Module Term Creating and editing 3. Effective 3. Section 6. Page 343 Information Management Module Term A strategy for solving 2. Finding 3. Using and processing 4. Presenting solutions and 4. Section 7. Page 369 Integrated Skills Module Term Working 4. Practical problem 4. Case 4. Page 393 Index v Table of contents Section 1. System Technologies and 1. Module Introduction to 2. Hardware versus software ..2. How a computer Introduction to What happens when we save our 11. Honing your keyboard Test and improve your Module 17. Applications versus system The operating Application Test and improve your Module 28. Introduction ..28. Input ..29. Storage ..35. Environmental and health issues ..37. Test and improve your Module File 43. Windows The need to Creating More about Test and improve your Module ICT in 57.

4 Types of What is ICT?..59. Ethical use of Test and improve your Module Extended software 65. Stand alone versus integrated Licensing Free software!..67. System Test and improve your vi Module Extended hardware 74. Input Output Other Storage devices and media ..83. Test and improve your Module The impact of 91. How ICTs influence our lives and Impact on home Impact on computer criminals ..95. Test and improve your Section 2. network and Internet 99. Module Introducing What is a network ?..100. Advantages of networks ..101. Disadvantages of having a Importance of Test and improve your Module network basics ..106. What is needed to connect?..106. Types of small Test and improve your 110. Module The Internet and What is the Internet? .. 112. What is needed to connect to the Internet?.. 113. The World Wide Web (WWW).. 114. Test and improve your Module Electronic 125. Applications to facilitate Practical use of e-mail ..131. Test and improve your Module Safe Internet computer Hoaxes and E-mail General Test and improve your vii Section 3.

5 Word Module Start working with 154. What is a word processor used for?..154. Meet the working How to work with files ..156. Creating a document ..159. Character Test and improve your knowledge and Module Formatting of pages and 169. Basic page Paragraph Formatting with Test and improve your knowledge and Module 182. Copying, moving and deleting Find and replace ..184. Checking of spelling ..186. Automatic editing Rounding off spacing and punctuation Test and improve your knowledge and Module Adding 195. Inserting pictures ..196. Inserting and formatting of drawing Drop Page layout and The use of Test and improve your knowledge and Module Further formatting of pages and 212. Bullets and numbered Tab Indenting of paragraphs ..221. Page header and page footer ..224. Use of the soft Enter ..226. Test and improve your knowledge and Module 232. Creating a basic table ..232. Inserting and removing rows and Formatting tables ..239. Sorting and Change tables to text and text to Test and improve your knowledge and Module Columns, comments and protection and 254.

6 Page layout with columns ..254. Hyphenation ..258. Using comments ..259. Protecting a document ..260. Hyperlinks ..261. Test and improve your knowledge and viii Section 4. Module Introduction to 268. What is a spreadsheet? ..268. Basic Inputting Use of formatting ..274. More about types of data formats ..277. Effective input using Auto Test and improve your knowledge and Module 287. Using cell Making a Error messages in Test and improve your knowledge and skills ..295. Modle Analysing data .. 298. Functions that can Other useful Introduction to Test and improve your knowledge and Module Types of 311. Creating Printing and copying of Test and improve your knowledge and Section 5. Module Creating and editing presentations .. 322. Introduction ..322. First acquaintance with a PowerPoint How to create and edit a Printing a presentation ..327. Navigation during a slide Test and improve your knowledge and Module Effective 337. Introduction ..337. Factors to consider.

7 337. Test and improve your ix Section 6. Information Module A strategy for solving 344. General problem The role of Where does one find information?..346. Test and improve your Module Finding 374. How to find information ..352. Determine what information you Determine which sources you are going to Save data, facts and information that you Test and improve your Module Using and processing 358. Step 1: Sift the data and information ..359. Step 2: Process the data and information ..360. Test and improve your Module Presenting solutions and 363. Find your solution ..364. Present your Test and improve your Section 7. Integrated Module Working 370. Integrating applications ..370. Test and improve your knowledge ..377. Module Practical problem 379. Problem solving in application Problem solving with application Module Case 387. Introduction ..387. Case Study : Micro-farming ..389. Case Study : The Wannalearns ..390. Case Study : Wannalearns and networks ..391. x