Designing and implementing a global database is a technical challenge, mainly because of a. variations in business needs and size of an c. lack of control and coordination in a global information system (GIS). b. different character sets used for names of d. need to transfer data across cultural and people and places geographic boundaries. The systems development life cycle (SDLC) is also known as the a. ad hoc cycle c. agile cycle b. self-sourcing model d. waterfall model During the_phase of the systems development life cycle (SDLC) model, an inform designer must define the problem an organization faces, taking care not to define symptoms the underlying problem. a. planning c. design b. requirements-gathering and analysis d. implementation ___are employees who will use an information system regularly, and they can offer feedback on the system's strengths and weaknesses. a. Internal users c. Suppliers b. Customers d. Business partners External users of an organization's information system are: a. refrained from providing feedback. c. typically part of a task force. b. its customers, contractors, and suppliers, d. the employees who use the system. ___centers on a structured workshop in which users and system professionals develop an application. a. Extreme programming (XP) c. Service-oriented architecture (SOA b. Joint application design (JAD) d. Rapid application development (R