INMT 341 - Final Exam Questions and Answers

INMT 341 - Final Exam Questions and Answers Black hole - CORRECT ANSWER-No process can have only inputs. If an object has only inputs, then it must be a sink If an object has only outputs - CORRECT ANSWER-it must be a source If an object has only inputs - CORRECT ANSWER-it must be a sink Context Diagram - CORRECT ANSWER-The least detailed level of data flow diagramming The diagram shows only the major information flows between the system and the external parties that interact with the system Outside sources/systems/agents - CORRECT ANSWER-You can tell something or someone is an outside source because you do not know details about how the data you receive was created Decomposition - CORRECT ANSWER-When you take the processes shown on a DFD and divide each into more detailed (sub)processes, this is referred to as decomposition Balancing - CORRECT ANSWER-When you balance a DFD it means you preserve the inputs and outputs of a parent DFD at the next level of decomposition Flowcharts - CORRECT ANSWER-Flowcharts focus on the physical aspects of information flows, files, sources, destinations and processes Systems flowcharts - CORRECT ANSWER-They show the entire system configuration, including the data inputs, data outputs, and processes of a system, and the relationships between system inputs, processes and outputs Document flowcharts - CORRECT ANSWER-Focuses on the creation, flow, and destinations of documents and information within a system Program flowcharts - CORRECT ANSWER-Show the logic and processing steps of a computer program or code Paper Documents (Rectangle with Squiggly bottom) - CORRECT ANSWER-The document symbol is used for all types of paper source documents that are processed by the system (e.g. checks, invoices, ledgers, journals, and reports) Input/Output symbol (Paralellogram) - CORRECT ANSWER-The Input/Output symbol is typically used to display records and master files on a program logic flowchart. It is also used to denote records and files (journals and ledgers) in a manual flowchart Manual Process Symbol (Trapezoid) - CORRECT ANSWER-The manual-process symbol indicates a manual operation (such as completing forms or verifying amounts). Paper documents are a common input to the manual process and paper documents are common outputs from the process. Machine-processing symbol (Rectangle) - CORRECT ANSWER-This typically denotes a computer application (such as an order entry program or an invoicing program). Manual system off-line storage symbol (Upside Down Triangle) - CORRECT ANSWERA manual system off-line storage symbol represents any storage of paper documents (e.g., file cabinet, safe, or shelves) Computer-storage (Cylinder) - CORRECT ANSWER-Computer-storage5: Direct storage (Disk). A file label is included on the symbo