What are the main differences between notify and notifyAll in Java?
What is hashmap and map?
What are the different ways of implementing thread? Which one is more advantageous?
What is an immutable object?
whats the difference between == and .equal ?
Can we write class inside a class in java?
What is the structure of java?
Which variables are stored in heap?
What is HashTable?
Is map ordered in java?
How can we achieve thread safety in java?
can we access the super class method using subclass object?
Can we write method inside a method in java?