Dfd Study guides, Class notes & Summaries

AIS Quiz Questions and Answers for Exam 1 | 100% verified questions and answers 2023 A graphical description of data sources, data flows, transformation processes, data storage, and data destinations is called a a) a flowchart. b)a business process diagram. c)a context diagram. d)a data flow diagram. - d)a data flow diagram. .2 In a DFD, a data destination is represented by a)a bubble. b)an arrow. c)a square. d)two horizontal lines. - c)a square. Which of the following is not a gu...

Determining Systems Requirements - ️️Traditional Tools Modern Techniques Process Modeling - ️️Graphically represents the processes that capture, manipulate, store, and distribute data between a system and its environment and among system components A Card Sorting Exercise - ️️Originally created by Derick Lyle Data Flow Diagrams (DFDs) - ️️Graphically illustrate movement of data between external entities and the processes and data stores within a system DFD Notation -...

what is the mechanism that results in kussmaul respirations? a. to compensate for metabolic acidosis, the respirations are deep and rapid b. To overcome respiratory acidosis, the respirations are fast and shallow c. injury to the brain's respiratory center results in periods of apnea. d. hypoxemia causes labored, gasping and irregular respirations. Answer: to compensate for metaoblic acidosis, the respirations are deep and rapid Rationale: to compensate for the ketoacidosis (met...

AIS SUA Quiz data flow diagram (DFD) - correct answer a graphical description of the flow of data within an organization. It is used to document existing systems and to plan and design new ones. four basic elements in DFD - correct answer data sources & destinations, data flows, transformation processes, and data stores. flowchart - correct answer an analytical technique used to describe some aspect of an information system in a clear, concise, and logical manner. document flowchart - ...

GEOG 101 Quiz 7 - Questions & Answers The hottest places on Earth are ________. associated with a lack of clouds The mountain, or H climates, exhibit a vertical temperature decrease on the order of ________°C per 300 meters of elevation increase. 2 City A and City B are located 500 km from one another and are the same latitude. City A has a much greater annual temperature range than City B. The most likely explanation for this fact is that City A ________. is in a more continental climate than...

requirements modeling modeling that is used in the systems planning phase of the SDLC. It involves fact finding to describe the current system and identify the requirements for the new system. Introduces various fact-finding techniques such as interviews, surveys, observation and sampling. outputs electronic or printed information produced by an information system. inputs necessary data that enters a system, either manually or in an automated manner processes the logical...

requirements modeling modeling that is used in the systems planning phase of the SDLC. It involves fact finding to describe the current system and identify the requirements for the new system. Introduces various fact-finding techniques such as interviews, surveys, observation and sampling. outputs electronic or printed information produced by an information system. inputs necessary data that enters a system, either manually or in an automated manner processes the logical...

MIS 3320 Final Study review questions with 100% correct solutions 2024/2025 What is an information system? - CORRECT ANSWER-a set of interrelated computer components that collects, processes, stores, and provides as output the information needed to complete business tasks What are the roles and skills of a system analyst? - CORRECT ANSWERorganizational role most responsible for analysis and design of information systems; like an architect; What are the necessary skills for a systems a...

computer - Answer- a multipurpose device that accepts input, processes data, stores data, and produces output, all according to a series of stored instructions input - Answer- Data that is entered into the computer system via an input or storage device. output - Answer- the result produced by a computer process data - Answer- A systematic series of actions that a computer performs to manipulate data; typically represented on a DFD by a rounded rectangle. Central Processing Unit (CPU)...

computer - Answer- a multipurpose device that accepts input, processes data, stores data, and produces output, all according to a series of stored instructions input - Answer- Data that is entered into the computer system via an input or storage device. output - Answer- the result produced by a computer process data - Answer- A systematic series of actions that a computer performs to manipulate data; typically represented on a DFD by a rounded rectangle. Central Processing Unit (CPU)...