Get to know about the prerequisites of Oracle 1Z0-811 Exam
- Basic knowledge of databases is a must.
- Understanding of the Java language and its concepts is a plus.
- Some understanding of web application design principles and their implementation on the back end, as well as front end design is essential.
- Basic knowledge of programming languages is essential.
- Experience with database administration is a plus.
- Understanding the concepts of data warehousing is essential.
- Familiarity with the Microsoft Windows operating system is essential.
Reference: https://education.oracle.com/product/pexam_1Z0-811
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The Average salary of different countries of Oracle 1Z0-811 Exam Certified professional
- UK €86,000
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- USA $95,000
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Oracle 1z0-811 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| What Is Java? | 10% | - JVM, JDK, and JRE overview - Features of Java - Real-world applications of Java |
| Classes and Constructors | 10% | - Access modifiers (private, default) - Constructors and overloading - Class structure and main method - Instance, class, and local variables |
| Decision Statements | 10% | - switch statements - if, if-else, and nested if statements - Comparing primitives and objects |
| String, Math, and Random Classes | 10% | - String class methods and comparison - Random class usage - Math class usage |
| Working with Java Operators | 12% | - Operator precedence and parentheses - Arithmetic, unary, relational, and logical operators - Assignment and conditional operators |
| Methods and Encapsulation | 8% | - Return values and method overloading - Method declaration and parameters - Encapsulation principles |
| Basic Java Elements | 15% | - Naming conventions and reserved keywords - Comments and import statements - Structure of a Java program - Primitive and reference data types - Variable declaration, initialization, and casting |
| Debugging and Exception Handling | 5% | - Basic exception concepts - Common runtime errors |
| Arrays and ArrayLists | 10% | - ArrayList creation and manipulation - Traversing collections - One-dimensional arrays |
| Loop Constructs | 10% | - while and do-while loops - break and continue statements - for and enhanced for loops |
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Lionel 
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Elaine 
