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The average salary of a 1Z0-815:Java SE 11 Programmer Exam Certified Expert in
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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)
- Use local variable type inference
- Identify the scope of variables
- Manipulate data using the StringBuilder class and its methods
- Create and manipulate Strings
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
- 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
- Distinguish overloading, overriding, and hiding
- Enable polymorphism by overriding methods
- Create and use subclasses and superclasses
- Create and extend abstract classes
6. Handling Exceptions
- Describe the advantages of Exception handling and differentiate among checked, unchecked exceptions, and Errors
- Create and invoke a method that throws an exception
- Create try-catch blocks and determine how exceptions alter program flow
7. Creating a Simple Java Program
- Create and import packages
- Create an executable Java program with a main class
- Compile and run a Java program from the command line
8. Using Operators and Decision Constructs
- 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
- 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)
- 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
- Create and implement interfaces
- Declare and use List and ArrayList instances
- Understanding Lambda Expressions
- Distinguish class inheritance from interface inheritance including abstract classes
12. Understanding Modules
- Describe the Modular JDK
- Declare modules and enable access between modules
- Describe how a modular project is compiled and run
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