(B) Write Java Application to generate a digital signature for "Your Name in English followed by your student number". • You should store the digital signature in a file called sign2017390XX.txt , where signature2017390XX is your student number. • You should obtain the pair keys: a private key and public key to generate signature and store the public key in file called publicKey2017390XX.txt, where signature2017390XX is your student •

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Stack operations

A stack is a linear data structure that follows certain order to perform the operation; the order will be LIFO (Last In First Out) data structure. In the stack data structure elements/items are removed and added only from the top. The topmost stack item/element is pointed by the top pointer and the element which is added to the stack first will get deleted at the last.