.'ll AT&T 1:55 PM 78%) 381 TEST 1 DOCX-37 Close 33. Prototyping using COTS software is sometimes the quickest way to prototype but can be expensive? a. True b. False 34. Data flow diagrams are data processes and flows graphically characterized and depict systems inputs, processes, and outputs a. True b. False 35. The advantages to the Data Flow Approach are all the following except: a. Communicating current system knowledge to users b. Understanding of the interrelatedness of systems and c. Obtain a precise description of what is accomplished d. Communicating current system knowledge to users 36. Developing a logical data flow diagram enhances better communication with users and a better understanding of the business by the analyst? a. True b. False 37. Data flow diagrams are built in layers with the top level being the Context level AND each process may explode to a lower level with the lower level diagram number being the same as the parent process number. a. True b. False 38. The basic rules for data flow diagrams are they have multiple processes, must not be freestanding, must have an input and output, and the data store must be connected to at least one process. a. True b. False 39. In the data flow diagram, the double square is for the occurrence of a transforming process while the open-ended rectangle is for a data store. a. True b. False 40. A Logical data structure show what data the business needs for its day-to-day operations while the Physical data structure includes additional elements necessarv Email WordSave information that includes all the following except