Are the equals() and hashCode() protected methods of object class?
Detail discussions on JVM, memory management and garbage collector.
What is externalizable?
What is the differnence between String Buffer and String builder despite having knowledge that String builder is faster than String Buffer and last one is threadsafe.please tell another important difference.
Is integer immutable in java?
Can we nested try statements in java?
What are void pointers?
What is an inner class in java?
What is ‘has a’’ relationship in java?
What is Collection interface?
What is parsing in java?
Explain, why the constructor is required in implemented class?
What data type is string java?