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Oracle 1z1-815 exam covers a range of topics, including Java syntax, Java data types, Java arrays, Java operators, Java control statements, Java classes, Java objects, Java inheritance, Java exceptions, Java I/O streams, Java collections, and Java Lambda expressions. 1Z0-815 exam comprises of 80 multiple-choice questions, and the candidate has two hours to complete the exam.

Oracle 1z1-815 exam is a computer-based test that consists of 80 multiple-choice questions. 1Z0-815 exam duration is 180 minutes, and the passing score is 63%. 1Z0-815 exam is available in English and Japanese languages, and the candidates can take the exam at any Pearson VUE testing center worldwide. 1Z0-815 exam fee is $245, and the candidates can register for the exam through the Oracle website.

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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

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

2. Working With Java Primitive Data Types and String APIs

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

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

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

6. Handling Exceptions

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

7. Creating a Simple Java Program

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

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

• Define the structure of a Java class
• Declare and instantiate Java objects, and explain objects' lifecycles (including creation, dereferencing by reassignment, and garbage collection)
• 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
• Create and implement interfaces
• Distinguish class inheritance from interface inheritance including abstract classes
• 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

Candidates who pass the Oracle 1z1-815 exam will earn the Oracle Certified Associate (OCA) Java SE 11 Programmer I certification. Java SE 11 Programmer I certification validates that the individual has a solid understanding of Java programming language and is capable of developing simple programs using Java SE 11. Having an OCA certification in Java SE 11 can open up job opportunities in a range of industries, including software development, finance, healthcare, and more. It is also a valuable asset for individuals who are looking to advance their careers in the field of Java programming.

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