Oracle 1Z0-808 Exam Dumps & Practice Questions

The Oracle 1Z0-808: Java SE 8 Programmer I exam is the ideal starting point for developers entering the Java ecosystem. It validates your understanding of core Java programming concepts, syntax, and object-oriented principles.

If you’re learning programming with Java or planning to build a career in application development, this certification proves your ability to write and understand basic Java programs using tools like JDK and environments such as IntelliJ IDEA or Eclipse IDE.

This page gives you a structured learning path along with realistic exam-style questions to strengthen your preparation. You can also reinforce your study using downloadable PDF dumps and targeted practice sets.

Java SE 8 Learning Roadmap (Concepts + Coding Skills)

Java Basics, Structure, and Execution Flow

This domain builds your foundation in Java syntax and program structure.

You’ll learn:

• Main method structure and execution
• Package imports and class organization
• Compiling and running with JDK tools

Core concepts include:

• JVM, JRE, and JDK roles
• Data types and variables
• Scope and initialization rules

Working with Java Data Types and Operators

Understanding data handling is critical for solving exam questions.

Key topics:

• Primitive types (int, double, boolean, etc.)
• Type casting and overflow behavior
• Operators (arithmetic, logical, relational)

You’ll also encounter tricky exam scenarios involving:

• Implicit vs explicit casting
• Operator precedence
• Increment/decrement edge cases

Control Flow Statements and Looping

This section tests your ability to control program logic.

You’ll work with:

• if-else statements
• switch cases (including String support in Java 8)
• Loops: for, while, do-while

Focus areas:

• Infinite loops
• Break and continue behavior
• Nested loops logic

Object-Oriented Concepts and Encapsulation

A major part of the exam focuses on OOP basics in Java.

Important topics:

• Classes and objects
• Methods and constructors
• Encapsulation using getters/setters

You’ll practice:

• Creating reusable code structures
• Understanding method overloading
• Managing object references

Arrays and ArrayList Usage

Data collections are frequently tested in scenario-based questions.

You’ll learn:

• Declaring and initializing arrays
• Iterating through arrays
• Using ArrayList

Key exam concepts:

• Array bounds
• Default values
• Difference between arrays and ArrayList

Exception Handling Basics

You must understand how Java handles runtime issues.

Topics include:

• try-catch-finally blocks
• Common exceptions like NullPointerException
• Checked vs unchecked exceptions

Working with Java APIs and Date/Time

Java SE 8 introduced a modern Date-Time API.

You’ll work with:

• LocalDate
• LocalTime
• LocalDateTime

Focus on:

• Creating and manipulating dates
• Formatting outputs
• Understanding immutability

Explore More:

• Oracle 1Z0-599 Exam Dumps
• Oracle 1Z0-580 Exam Dumps