Core JAVA | Basic IT Topic

HashSet and TreeSet in Java

Both are present in java. util package.Both evaluate on the basis of object values, not on the basis of the

ArrayList in Java ArrayList is a part of Collection framework and it is present in java. util package. It provides

Stack Stack in Java, The evaluation of stack is always LIFO(last in first out) order. The operation on the stack

Collection Framework In java collection framework is classes and interfaces which are generally used to implement data structure. The collection

Exception Handling It is a situation in which program terminates abnormally. In Java, an exception is divided into two categories:-