AT&T 4:13 PM 381 TEST 1 DOCX-37 KB Close 36. Developing a logical data flow diagram enhances better communication with users and a better understanding of the business by the analvst? 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 for implementing the system. a. True b. False 41. The data repository is a large collection of project information that includes all the following except: a. Screen and report design b. Project Management information c. Data relationships d. Character recognition 42. Regarding Data Stores, because a given data flow may only show part of the collective data that a structural record contains, many different data flow structures may need to be examined to arrive at a complete data store description. a. True b. False 43, Alicne ore antonme or nther nomee for the element Email Word Save b. False