Frplanations: - There are 4 questons in the exam. Al questions hwve equal weiche. - The duration is 90 minutes. - Use your time efficiently as you must ugload your flies whbin the 90 minutes. You won thave erera time. - Course documents are not allowed. - Srudents should answer the questions on an M paper by their hand writing in the given time, taie photos of their papers by putting the student iD card on it and uplood them to arens at the ead of the ram. - Student name-wirname, atudent ib number, sighature and stualent id card abould be on the paper readably. Questionsi 1. Explain 'Local Variable' and 'Instance variable'. Show theirs scoop on an example java program. 2. Explain the meaning of Class, Object and Instance. 3. Define pointer and abstract variable type. Explain each of them by giving example. 4. By giving an example explain inheritance