Название: OCP Oracle Certified Professional Java SE 11 Developer Practice Tests
Автор: Jeanne Boyarsky
Издательство: John Wiley & Sons Limited
Жанр: Программы
isbn: 9781119696148
isbn:
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For my wife Patti—you put up with me.
—Scott
To Chris for being the first person on earth who knew I'd write a book or seven.
—Jeanne
Acknowledgments
Scott and Jeanne would like to thank numerous individuals for their contribution to this book. Thank you to David Clark for guiding us through the process and making the book better in so many ways. Thank you to Janeice DelVecchio for being our technical editor as we wrote this book. Janeice pointed out many subtle errors in addition to the big ones. And thank you to Elena Felder for being our technical proofreader and finding the errors that we managed to sneak by Janeice. This book also wouldn't be possible without many people at Wiley, including Kenyon Brown, Pete Gaughan, Christine O'Connor, Saravanan Dakshinamurthy, Kim Wimpsett, Evelyn Wellborn, and so many others.
Scott could not have reached this point without his wife, Patti, and family, whose love and support make this book possible. He would like to thank his twin daughters, Olivia and Sophia, and youngest daughter, Elysia, for their patience and understanding, especially when it was “time for Daddy to work in his office!” Scott would like to extend his gratitude to his wonderfully patient co‐author, Jeanne, on this, their seventh book. He doesn't know how she's able to work with him for months at a time, but he's glad she does and thrilled at the quality of books we produce. A big thanks to Matt Dalen, who has been a great friend, sounding board, and caring father to Olivia, Adeline, and newborn Henry. Finally, Scott would like to thank his mother and retired teacher, Barbara Selikoff, for teaching him the value of education, and his father, Mark Selikoff, for instilling in him the benefits of working hard.
Jeanne would personally like to thank everyone who kept her sane during the COVID‐19 pandemic, especially Dani, Elena, Janeice, Norm, Rodridgo, Scott, and Wendy. Scott was a great co‐author, improving everything Jeanne wrote while writing his own chapters. A big thank‐you to everyone at CodeRanch.com
who asked and responded to questions and comments about our books. Another big thank‐you to the NYJavaSig as it transitioned to online. Finally, Jeanne would like to thank all of the new programmers at CodeRanch.com
and FIRST robotics teams FRC 694, FTC 310, FTC 479, and FTC 8365 for the reminders of how new programmers and technologists think.
Scott and Jeanne would like to give a big thank‐you to the readers of all our books. Hearing from all of you who enjoyed the book and passed the exam is a great feeling. We'd also like to thank those who pointed out errors and made suggestions for improvements in our Java 11 Study Guides. As of October 2020, the top three were Jos Roseboom, Tomasz Kasprzyk, and Oksana Cherniavskaia. We'd also like to thank Campbell Ritchie for replying to so many reader comments on CodeRanch.com
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About the Authors
Scott Selikoff is a professional software consultant, author, and owner of Selikoff Solutions, LLC, which provides software development solutions to businesses in the tri‐state New York City area. Skilled in a plethora of software languages and platforms, Scott specializes in full‐stack database‐driven systems, cloud‐based applications, microservice architectures, and service‐oriented architectures.
A native of Toms River, New Jersey, Scott achieved his Bachelor of Arts degree from Cornell University in Mathematics and Computer Science in 2002, after three years of study. In 2003, he received his Master of Engineering degree in Computer Science, also from Cornell University. As someone with a deep love of education, Scott has always enjoyed teaching others new concepts. He's given lectures at Cornell University and Rutgers University, as well as conferences including Oracle Code One and The Server Side Java Symposium.
Scott lives in New Jersey with his loving wife, Patti; three amazing daughters, twins Olivia and Sophia and little Elysia; two very playful dogs, Webby and Georgette; and three curious kittens, Snowball, Sugar, and Minnie Mouse. You can find out more about Scott at www.linkedin.com/in/selikoff
or follow him on Twitter @ScottSelikoff
.
Jeanne Boyarsky was selected as a Java Champion in 2019. She has worked as a Java developer for more than 18 years at a bank in New York City where she develops, mentors, and conducts training. Besides being a senior moderator at CodeRanch.com
in her free time, she works on the forum code base and is a leader of the NYJavaSIG. Jeanne also mentors the programming division of a FIRST robotics team where she works with students just getting started with Java. She also speaks at several conferences each year.
Jeanne got her Bachelor of Arts degree in 2002 and her Master's in Computer Information Technology in 2005. She enjoyed getting her Master's degree in an online program while working full‐time. This was before online education was cool! Jeanne is also a Distinguished Toastmaster and a Scrum Master. You can find out more about Jeanne at www.jeanneboyarsky.com
or follow her on Twitter @JeanneBoyarsky
.
Jeanne and Scott are both moderators on the CodeRanch.com
forums and can be reached there for questions and comments. They also co‐author a technical blog called Down Home Country Coding at www.selikoff.net
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In addition to this book, Scott and Jeanne are also the authors of the following best‐selling Java 11 certification books: OCP Java SE 11 Programmer I Study Guide (Sybex, 2019), OCP Java SE 11 Programmer II Study Guide (Sybex, 2020), and Java SE 11 Developer Complete Study Guide (Sybex, 2020). They also wrote the three best‐selling Java 8 certification books.
Introduction
This book is intended for those who want become a Java 11 Oracle Certified Professional (OCP) by taking either the 1Z0‐819 Exam or the 1Z0‐817 Upgrade Exam, as well as those who want to test their knowledge of Java 11. If you are new to Java 11, we strongly recommend you start with a study guide to learn all of the facets of the language and come back to this book once you are thinking of taking the exam.
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