Topics of 1Z0-815:Java SE 11 Programmer Exam

Candidates must know the exam topics before they start of preparation. because it will really help them in hitting the core. Our 1Z0-815 Java exam dumps will include the following topics:

1. Understanding Java Technology and environment

• Describe Java Technology and the Java development
• Identify key features of the Java language

2. Working With Java Primitive Data Types and String APIs

• Use local variable type inference
• Manipulate data using the StringBuilder class and its methods
• Identify the scope of variables
• Declare and initialize variables (including casting and promoting primitive data types)
• Create and manipulate Strings

3. Working with Java Arrays

• Declare, instantiate, initialize and use a two-dimensional array
• Declare, instantiate, initialize and use a one-dimensional array

4. Creating and Using Methods

• Create and invoke overloaded methods
• Create methods and constructors with arguments and return values
• Apply the static keyword to methods and fields

5. Reusing Implementations Through Inheritance

• Create and use subclasses and superclasses
• Create and extend abstract classes
• Utilize polymorphism to cast and call methods, differentiating object type versus reference type
• Enable polymorphism by overriding methods
• Distinguish overloading, overriding, and hiding

6. Handling Exceptions

• Create try-catch blocks and determine how exceptions alter program flow
• Create and invoke a method that throws an exception
• Describe the advantages of Exception handling and differentiate among checked, unchecked exceptions, and Errors

7. Creating a Simple Java Program

• Create an executable Java program with a main class
• Create and import packages
• Compile and run a Java program from the command line

8. Using Operators and Decision Constructs

• Use Java control statements including if, if/else, switch
• Create and use do/while, while, for and for each loops, including nested loops, use break and continue statements
• Use Java operators including the use of parentheses to override operator precedence

9. Describing and Using Objects and Classes

• Declare and instantiate Java objects, and explain objects' lifecycles (including creation, dereferencing by reassignment, and garbage collection)
• Read or write to object fields
• Define the structure of a Java class

10. Applying Encapsulation

• Apply access modifiers
• Apply encapsulation principles to a class

11. Programming Abstractly Through Interfaces

• Understanding Lambda Expressions
• Distinguish class inheritance from interface inheritance including abstract classes
• Create and implement interfaces
• Declare and use List and ArrayList instances

12. Understanding Modules

• Describe how a modular project is compiled and run
• Declare modules and enable access between modules
• Describe the Modular JDK

Who should take the 1Z0-815:Java SE 11 Programmer Exam

The 1Z0-815:Java Exam certification is an internationally-recognized certification which help to have validation for those professionals who are keen to make their career in Java Technology.

This exam aspirant are accustomed to the ideas and therefore the concepts of Java Technology . Candidates should have some hands-on experience with Declare, instantiate one dimensional array, applying encapsulation and understanding lambda expressions. These candidates can go for this exam.

• Fresher
• IT coder / developer