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Welcome to this series of tutorials preparing you for the JAVA 7 fundamentals exam the OCA in Java 7 Programming, 1ZO-803. For those starting in Java this is a great starting point to demonstrate your skills. The lessons below are listed in the order of the exam objectives.
Lesson # | Description | Click to Access |
---|---|---|
Topic 1 | Java Basics | |
1.1 | Defining Variable Scope | Click to Access |
1.2 | Defining the structure of a Java Class file | Click to Access |
1.3 | Create executable Java applications with a main method | Click to Access |
1.4 | Import Java packages to make them accessible in your code | Click to Access |
Topic 2 | Working With Java Data Types | |
2.1 | Declare and initiate variables | Click to Access |
2.2 | Differentiate between primitive and reference variables | Click to Access |
2.3 | Read and Write to Fields | Click to Access |
2.4 | An Object Life-Cycle : Instantiation : De-Reference : Garbage Colection | Click to Access |
2.5 | Calling Object methods | Click to Access |
2.6 | Manipulate data with StringBuilder | Click to Access |
2.7 | Creating and manipulating Strings | Click to Access |
Topic 3 | Using Operators and Decision Constructs | |
3.2 | Use parenthesis to override operator precedence | Click to Access |
Topic 6 | Working with Methods and Encapsulation | |
6.5 | Create and overload constructors | Click to Access |
6.6 | Access Modifiers | Click to Access |