Derecho Preguntas is an Android application developed by CIENCIA JURIDICA VIRTUAL- MHPC, designed to help users test their legal knowledge by presenting various questions by subject matter. The app offers a set of quizzes that cover different areas of law, allowing users to learn while answering questions.

The app interface is simple and user-friendly, with a menu that allows users to select the subject they want to learn and start the quiz. The questions are multiple-choice, and once answered, the app provides the correct answer and an explanation to help users understand the topic better.

Overall, Derecho Preguntas is a useful app for law students or anyone interested in learning more about different areas of law. The app is free to download and can be a handy tool for those looking to test their legal knowledge.