With PHP breaking new ground in the enterprise arena, the establishment of a ratified certification was, some might say, inevitable. However, for me, it couldn’t come soon enough—and I was ecstatic when Zend launched their PHP 4 Certification. With more than 1,500 certified engineers to date, there is no doubt that their endeavour has been a success. | php architect s ZEND PHP 5 Certification STUDY GUIDE php architect s Zend PHP 5 Certification Study Guide by Davey Shafik with Ben Ramsey TM php architect II Iksz nanobooks php architect s Zend PHP 5 Certification Guide Contents Copyright 2006 David Shafik and Ben Ramsey - All Rights Reserved Book and cover layout design and text Copyright 2004-2006 Marco Tabini Associates Inc. - All Rights Reserved First Edition October 2006 ISBN 0-9738621-4-9 Produced in Canada Printed in the United States No part of this book may be reproduced stored in a retrieval system or transmitted in any form or by means without the prior written permission of the publisher excet in the case of brief quotations embedded in critical reviews or articles. Disclaimer Although every effort has been made in the preparation of this book to ensure the accuracy of the information contained therein this book is provided as-is and the publisher the author s their distributors and retailers as well as all affiliated related or subsidiary parties take no responsibility for any inaccuracy and any and all damages caused either directly or indirectly by the use of such information. We have endeavoured to properly provide trademark information on all companies and products mentioned in the book by the appropriate use of capitals. However we cannot guarantee the accuracy of such information. Marco Tabini Associates The MTA logo php architect the php architect logo NanoBook and the NanoBook logo are trademarks or registered trademarks of Marco Tabini Associates Inc. Written by Davey Shafik Ben Ramsey Published by Marco Tabini Associates Inc. 28 Bombay Ave. Toronto ON M3H 1B7 Canada 416 630-6202 877 630-6202 info@ Edited by Technical Reviewers Sean Coates Derick Rethans Paul Reinheimer Layout and Design Managing Editor Arbi Arzoumani Emanuela .