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Introduction to 1Z0-815:Java SE 11 Programmer Exam

1Z0-815 Java Exam is a certification exam that is conducted by Java to validates candidate knowledge and skills of Managing Projects and Portfolios.

Java SE 11 Developer certification comes with eminent significance in this technology world. Owing to its rigorous and extensive coverage of the essentially advanced concepts of Java (Standard Edition) 11, possessor of this certification is deemed as the ideal professional for Java-based programming and application development.

After passing this exam, candidates get a certificate from Java that helps them to demonstrate their proficiency in Windows Server Fundamentals to their clients and employers.

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1Z0-815:Java SE 11 Programmer Exam Certification Path

1Z0-815:Java SE 11 Programmer Exam is foundation level Certification. As such There is no prerequisite for this course. Anyone who is having keen and familiar with Java technology are well invited to pursue this certification.

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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

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

2. Working With Java Primitive Data Types and String APIs

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)
Use local variable type inference
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
Apply the static keyword to methods and fields
Create methods and constructors with arguments and return values

5. Reusing Implementations Through Inheritance

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

6. Handling Exceptions

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

7. Creating a Simple Java Program

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

8. Using Operators and Decision Constructs

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

9. Describing and Using Objects and Classes

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

10. Applying Encapsulation

Apply encapsulation principles to a class
Apply access modifiers

11. Programming Abstractly Through Interfaces

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

12. Understanding Modules

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

Oracle 1z1-815 Exam Syllabus Topics:

Section	Objectives
Topic 1: Module System	- Compiling and running module projects - Modular JDK and module declaration
Topic 2: Creating and Using Methods	- Method overloading and static usage - Methods and constructors with args and return values
Topic 3: Applying Encapsulation	- Access modifiers and encapsulation principles
Topic 4: Understanding Java Technology and Environment	- Java technology and development environment - Key features of the Java language
Topic 5: Operators and Control Structures	- Usage of operators and parenthesis to override precedence - Decision constructs (if/else, switch) - Loops (do/while, while, for, enhanced for), break/continue
Topic 6: Programming Abstractly through Interfaces	- Interface creation and implementation - List and ArrayList usage, lambda expressions
Topic 7: Describing and Using Objects and Classes	- Class definition and object field read/write - Reference types declaration and object lifecycle
Topic 8: Exception Handling	- Exception types and try-catch blocks - Throwing and handling exceptions
Topic 9: Working with Java Arrays	- Two-dimensional array declaration, instantiation and use - One-dimensional array declaration, instantiation and use
Topic 10: Working with Java Primitive Data Types and Strings	- Variable declaration and initialization, casting/promotions - Variable scope and local variable type inference - String and StringBuilder operations
Topic 11: Creating a Simple Java Program	- Compiling and running from command line - Package declaration and import - Creating executable Java programs with a main class
Topic 12: Reusing Implementations through Inheritance	- Abstract classes and polymorphism - Subclass and superclass creation and usage