The third section of this study covers the understanding of object-oriented concepts. This section examines the students’ current understanding on object-oriented concepts. The questions tested the students’ understanding after exploring on each method of learning. Table III indicates object-oriented and basic programming skills that map to every question on each method of learning. Each question has its own score based on students’ answer. The score shows students’ understanding level in each concept. All these questions are according to object-oriented concepts in the next step.