Tarea semana 4 . 9-2. Describe how to make a successful business case, contrasting faith-, fear-, and fact-based arguments. . 9-4. What are the four phases of the systems development life cycle (SDLC)? . 9-6. What are the three major components/tasks of the systems design phase of the SDLC? . 9-8. Compare and contrast the four types of systems maintenance. . 9-10. List and describe two main types of software licenses. Capitulo 10 . 10-2. Define computer crime and list several examples of computer crime. . 10-4. Contrast hackers versus crackers. . 10-6. Define malware and give several examples. . 10-8. Define and contrast cyberwar and cyberterrorism. . 10-10. Describe several methods for preventing and/ or managing the spread of computer viruses. . 10-12. Describe the process of managing IS security