📚 OCA Java SE 8 Syllabus

1. Java Basics ~14%

• Java class structure
• Main method
• Packages and imports
• Basic OOP concepts

2. Working with Java Data Types ~14%

• Primitive vs reference types
• Variable scope
• Casting
• Wrapper classes
• Object lifecycle & garbage collection basics

3. Operators & Decision Constructs ~13%

• Operator precedence
• == vs equals()
• if / else / ternary
• switch

4. Arrays ~12%

• 1D & multi-dimensional arrays
• Iteration techniques

5. Loop Constructs ~13%

• for, while, do-while
• Enhanced for loop
• break & continue

6. Methods & Encapsulation ~14%

• Method overloading
• Constructors
• static members
• Access modifiers
• Passing primitives vs objects

7. Inheritance ~12%

• extends keyword
• Overriding & polymorphism
• super & this
• Abstract classes & interfaces (basic)

8. Exception Handling ~10%

• Checked vs unchecked exceptions
• try-catch-finally
• Common runtime exceptions

9. Core Java API Classes ~6%

• String & StringBuilder
• ArrayList
• LocalDate, LocalTime, LocalDateTime

❌ NOT Covered in OCA

• Lambda expressions
• Streams API
• java.util.function
• Optional, Collectors
• Concurrency, Modules

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