7. The following system flowchart describes how a user, a data entry clerk, enters data from a source document into a business event database. Which statement is CORRECT? User Computer A) The systems flowchart was created properly. B) The arrow between the computer processes should be bi-directional. C) The database should be shown in the computer column. D) The first symbol in the User column should be a square. E) The number of square in Computer column should be one. 8. Which of the following statements related to the construction of data flow diagrams (DFDs) is INCORRECT? A) The level o diagram is the next level down from the context diagram. B) If the level o diagram has one arrow flowing into bubble 1.0 and two arrows leaving the bubble, then there must be one arrow flowing into bubble 1.1 and two arrows leaving the bubble 1.1. C) There is no temporal order in DFDs. D) Arrows in DFDs represent a pathway for data. E) ALL of the above. 9. A control flow is different from a data flow in which control flow A) has limited number of possible values in the flow. B) alters the execution path of the bubble. C) is usually not a complex data element. D) ALL of the above. E) None of the above. 10. In data flow diagram decomposition rules, which of the following is INCORRECT? A) A parent has two or more children. B) A bubble with a single child does not make sense since it would not reveal any additional detail about the system. C) A child has more than one parent