cau hoi java
20 câu hỏi về Java Methods:
Variable Argument Passing
Pass by Value
Pass by Reference
Method Overloading
30 câu hỏi về Java Classes:
Accessibility
The Object Class
Constructors
Initialization
Classes
Nested Classes
Anonymous and Local Classes
Abstract Classes
Final Class
Super Keyword
Finalize
20 câu hỏi về Java Generics:
Why Generics
Raw Types
Generic Types
Bounded Types
Type Inference
Erasure
Bridge Methods
Wildcard
The Get & the Put Principle
Reification
20 câu hỏi về Java Multi-Threading:
Fundamentals
Thread Safety
Mutexes vs Semaphores
Synchronized
Volatile
Wait() and Notify()
More on Threading
20 câu hỏi về Java Memory Management:
Memory Areas
Reference Strengths
Garbage Collection
Memory Tuning
20 câu hỏi về Java Exceptions:
Exceptions
Checked vs Unchecked
Catch Block
More on Exceptions
20 câu hỏi về Java Reflection and Serialization:
Introduction
java.lang.Class
Class Modifiers
Instantiation using Reflection
Classloaders
Serialization Basics
More on Serialization
20 câu hỏi về Miscellaneous Topics:
Types
Keywords
Annotations
Boxing
Unboxing
Package
Strings
Casting
30 câu hỏi về Java in Practice:
Object Creation
Using Objects
Designing Classes
Inheritance vs Composition
Interfaces vs Abstract Classes
Using Generics
Enums & Annotations
Method Design
General Best Practices
Exceptions Handling
Concurrency