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.
- IT coder / developer
- Fresher
What is the duration, language, and format of 1Z0-815:Java SE 11 Programmer Exam
- Number of Questions: 80
- Length of Examination: 180 mins
- Type of Questions: This test format is multiple choice.
- Passing Score 63%
- language: English
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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
- Declare and initialize variables (including casting and promoting primitive data types)
- Create and manipulate Strings
- Identify the scope of variables
- 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 one-dimensional array
- Declare, instantiate, initialize and use a two-dimensional array
4. Creating and Using Methods
- Apply the static keyword to methods and fields
- Create and invoke overloaded methods
- Create methods and constructors with arguments and return values
5. Reusing Implementations Through Inheritance
- Distinguish overloading, overriding, and hiding
- Utilize polymorphism to cast and call methods, differentiating object type versus reference type
- Enable polymorphism by overriding methods
- Create and extend abstract classes
- Create and use subclasses and superclasses
6. Handling Exceptions
- Create and invoke a method that throws an exception
- 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
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
- 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
9. Describing and Using Objects and Classes
- Read or write to object fields
- Define the structure of a Java class
- Declare and instantiate Java objects, and explain objects' lifecycles (including creation, dereferencing by reassignment, and garbage collection)
10. Applying Encapsulation
- Apply access modifiers
- Apply encapsulation principles to a class
11. Programming Abstractly Through Interfaces
- Understanding Lambda Expressions
- Declare and use List and ArrayList instances
- Create and implement interfaces
- Distinguish class inheritance from interface inheritance including abstract classes
12. Understanding Modules
- Describe the Modular JDK
- Describe how a modular project is compiled and run
- Declare modules and enable access between modules
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Oracle 1z0-815日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Module System | - Modular JDK and module declaration - Compiling and running module projects |
| Topic 2: Understanding Java Technology and Environment | - Key features of the Java language - Java technology and development environment |
| Topic 3: Creating and Using Methods | - Methods and constructors with args and return values - Method overloading and static usage |
| Topic 4: Applying Encapsulation | - Access modifiers and encapsulation principles |
| Topic 5: Exception Handling | - Throwing and handling exceptions - Exception types and try-catch blocks |
| Topic 6: Describing and Using Objects and Classes | - Reference types declaration and object lifecycle - Class definition and object field read/write |
| Topic 7: Creating a Simple Java Program | - Compiling and running from command line - Creating executable Java programs with a main class - Package declaration and import |
| Topic 8: Reusing Implementations through Inheritance | - Subclass and superclass creation and usage - Abstract classes and polymorphism |
| Topic 9: Programming Abstractly through Interfaces | - List and ArrayList usage, lambda expressions - Interface creation and implementation |
| Topic 10: Working with Java Arrays | - One-dimensional array declaration, instantiation and use - Two-dimensional array declaration, instantiation and use |
| Topic 11: Operators and Control Structures | - Loops (do/while, while, for, enhanced for), break/continue - Decision constructs (if/else, switch) - Usage of operators and parenthesis to override precedence |
| Topic 12: Working with Java Primitive Data Types and Strings | - Variable declaration and initialization, casting/promotions - String and StringBuilder operations - Variable scope and local variable type inference |
