What are the alternative methods for building information systems?

1.    Define the traditional systems life cycle. Describe each of its steps and its advantages and disadvantages for systems building.
2.    Define information system prototyping. Describe its benefits and limitations. List and describe the steps in the prototyping process.
3.    Define an application software package. Explain the advantages and disadvantages of developing information systems based on software packages.
4.    Define end-user development and describe its advantages and disadvantages. Name some policies and procedures for managing end-user development.
5.    Describe the advantages and disadvantages of using outsourcing for building information systems.