One is expected to respond to the theory questions in the book because of the format in which it has been written. It provides information on the types of questions that are asked in the exam. The book's material is straightforward, understandable, and supported by facts. The solutions are supported by the relevant tables and algorithms. The solutions are simple to understand as a result. If you attempt to format your paper in the same way that it has been done in the book, the examiner can scan through your document.