This lecture covers examples of multiple-choice and true/false questions related to methods of demonstrations, focusing on specific parts of the course material. The slides present questions and solutions on topics such as general solutions of differential equations, properties of subsets, continuity criteria, and propositions. The lecture also discusses complex numbers, real numbers, and the concept of closed sets. Additionally, it explores the concept of bounded functions on subsets and the divisibility of integers. By the end of the lecture, students will have a clear understanding of various mathematical concepts and problem-solving techniques.