SWE 400 Java Programming and Mobile Apps Exam 2025

About this paper

SWE 400: Professional B-Tech Second Semester 2025/2026 Examination, HIBMAT University Institute of Buea, Lecturers Dr. Achankeng/Mr. Ngolah, June 2025, Level 400, Total Mark 70: Question One (Concepts, 10 marks), five short-answer questions on JDK vs JRE, platform independence via bytecode/JVM, abstract class vs interface, static vs final, and primitive data types; Question Two (Understanding, 40 marks), ten code-example sub-questions (a-j) on class definition, instance variables, constructors, methods, object creation, single/multiple/multi-level inheritance, and method overloading/overriding; Question Three (Coding, 20 marks), a program to find the highest of three numbers and a BankAccount class with constructor, deposit, withdraw, and display methods.