OCPJP 8 Upgrade from Java 6

About 1Z0-813 Exam

This Java 8 certification Upgrade exam is for those, who already has certificate in Java SE 6 or prior versions. The 1Z0-813 exam verifies the knowledge of the new features of Java SE 7 and Java SE 8 versions: language enhancements, concurrency, localization, Java File I/O (NIO.2), lambda, Java collections and Java streams.

All the details of the 1Z0-813 exam can be found on the Oracle site.

How to prepare?

The best books for this exam are:

Java 8 Programmer II Study Guide by Esteban Herrera. This book is written for OCPJP 8 (1Z0-809) exam. But you don't need to read it completely. From Java 6 to Java 8 section contains a list of chapters to read for the Java 8 upgrade exam.
Oracle Certified Professional Java SE 8 Programmer Exam 1Z0-809 is also for OCPJP 8 (1Z0-809) exam, but can be used for the 1Z0-813 as well.
Exam 1Z0-810: Upgrade Java SE 7 to Java SE 8 OCP Programmer Study Guide by Mikalai Zaikin is written for another upgrade exam - OCPJP 8 Update from Java 7 and cannot be used as the only one source for preparation to this exam.

The ExamClouds proposes a good 1Z0-813 study guide. We are trying to gather the most important information to prepare to this exam on the site. Read our articles and go through tests and questions.

If you have some questions, propositions or found a mistake, write a comment to the corresponded question or an article.

Literals

Types of integer literals in java - decimal, octal, hexadecimal, and binary. Floating-point, boolean, and character literals. Underscores in numeric literals.
Switch Statement

Description of the switch-case-default statement in java, its syntax, and examples. Using the String object in the switch expression in Java 7.
Lambda in Java Language

Lambda expressions, method references, java.util.function interfaces: Predicate, Supplier, Consumer, Function, their primitive and binary specializations.
Try-Catch

Using try-catch and finally block in Java. Handle multiple exceptions in one block. The AutoCloseable resource in the try-with-resources statement in Java 7.