Answer the following questions: 1. Discuss the relative merits and drawbacks to 3GL. How might changing technology affect some of these issues in the future? 2. A good structure diagram should be loosely coupled yet strongly cohesive. How can you achieve both characteristics simultaneously? What implications do these characteristics have on error- prone problems during maintenance? 3. During a test data procedure, why should the developer bother testing bad data? 4. Explain the importance of documentation by the systems programmers