Programming Language in Java

Java Collection Framework The programmer should know appropriate framework collection classes and know the advantage, disadvantage of each framework class. The programmer should not implement the algorithm without good reason.
Java Basic
The programmer should aware about the Java Development Kit (JDK), JRE and different types of memory allocation. The java basic interview questions explain about the infrastructure, basic methods which available in each class and more information.
Control statements
Control statements explain about decision-making statements, the looping statements and the branching statements supported by the Java programming language.
OOP concepts
Object Oriented programming explain about objects, classes, inheritance, interfaces, and packages.