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Exam 4: Documenting Information Systems

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Question 21

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Compare and contrast the description and use of physical data flow diagrams and logical data flow diagrams.

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A physical data flow diagram is a graphi...

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Question 22

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Flowcharts are commonly used in financial audits, business process reengineering and security review engagements.

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Question 23

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On a systems flowchart, a solid line with an arrow indicates a(n) :

The following symbol represents a paper file.

Which of the following systems flowcharting symbols descriptions is incorrect?

A(n) ____________________ is any action being performed by an internal or external entity.

The following narrative describes the order entry process at Adams, Inc.: Adams, Inc.customers mail their orders to the Adams customer service center where clerks open the orders and review them for accuracy.The clerks then key orders into the computer.As the clerk is entering data the computer populates the order input screen with data from the applicable customer and inventory master data.The computer displays the completed order and the clerk reviews the order (assume there are no discrepancies) and then accepts the order (selects the "save" icon on the input screen).The computer then creates a sales order master record, updates the inventory master data to allocate inventory to the sales order, prints a picking ticket in the warehouse, and displays the sales order number to the customer service center clerk.The clerk then reads this number to the customer.Required: a.Prepare a table of entities and activities. b.Prepare a context diagram. c.Prepare a physical data flow diagram.

The successive subdivision, or exploding, of logical data flow diagrams is called bottom up partitioning.

A systems flowchart is a graphical representation of both the physical and logical features of an information system.

A(n) _____________________________________________ uses specifies where, how, and by whom a system's activities are accomplished.

When we convert to an enterprise system, reengineered processes often result from the installation and can cause changes throughout the systems flowcharts.

The following symbol represents a computer process.

Which statement concerning the following 1.0 data flow diagram is true?

In a data flow diagram, a(n) ____________________ symbol depicts an entity or a process within which incoming data flows are transformed into outgoing data flows.

______________________________ activities include retrieving data from storage, transforming data, or filing data.

A context diagram is a top-level diagram of a system that depicts the system and all its activities as a single bubble.

Which data flow diagram symbol is usually portrayed with a square?

A(n) _________________________ is a data flow that leaves a bubble but does not go to any other bubble or data store.

A symbol used in data flow diagrams to depict an entity or process within which incoming data flows are transformed into outgoing data flows is a(n) :

Which of the following data flow diagram symbols is represented by two parallel lines?