java面试考点

Java vs C++

Abstract class vs interface 

pass by reference vs pass by value

Final/Finally/Finalize

static

volatile

Primitive types

overriding vs overloading

Public static void main(String[] args)

Checked / unchecked exception

Garbage collection

JVM

Java object class method

Java Serialization

Java heap/stack

Java thread

Java 8 vs. java7