AIS Ch. 3
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Narratives, flowcharts, diagrams, and other written materials that explain how a system works.
A written, step-by-step explanation of system components and how they interact.
3 common system documentation tools. (DFB)
- 1. Data flow diagram
- 2. Flowcharts
- 3. Business process diagram
You must be able to... documentation to determine how a system works.
You may need to... documentation to identify internal control strengths and weaknesses.
More skill is needed to... documentation that shows how an existing or proposed system operates.
A graphical description of a system.
3 types of flowcharts. (DSP)
- 1. Document flowchart
- 2. System flowchart
- 3. Program flowchart
Flowchart that shows the flow of documents and information between departments.
Flowchart that shows the relationship among the input, processing, and output in an information system.
Flowchart that shows the sequence of logical operations a computer performs as it executes a program.
A graphical description of the business processes used by a company.
Business process diagram
Graphic portrayals more readily reveal...
internal control strengths and weaknesses.
A pictorial, analytical technique used to describe some aspect of an information system in a clear, concise, and logical manner.
2 things flowcharts record. (HH)
- 1. How processes are performed
- 2. How documents flow through a business
4 categories of flowcharting symbols. (IPSF)
- 1. Input/Output
- 2. Processing
- 3. Storage
- 4. Flow/Miscellaneous
4 storage symbols. (DMPJ)
- 1. Database (cylinder)
- 2. Magnetic tape (snail)
- 3. Paper file (triangle)
- 4. Journal/Ledger (parallelogram)
7 flow/miscellaneous symbols. (DCOOTDA)
- 1. Document flow (arrow)
- 2. Comm. link (lightning bolt)
- 3. On-page connector (circle)
- 4. Off-page connector (home base)
- 5. Terminal (oval)
- 6. Decision (diamond)
- 7. Annotation (brackets)
2 processing symbols. (CM)
- 1. Computer (rectangle)
- 2. Manual (trapezoid)
3 input/output symbols.
- 1. Document (weird shape)
- 2. Display (sideways shield)
- 3. Data entry
There are no... lines within computer processes.
Flow should be...(direction) and to the...(direction)
Multiple pages of flowcharts should have... and...
headers, page #s
Symbol names should be..., but...
Second-guess the... format.
All documents should have a... and an...
Stacked document copies should have #s in the...
Documents should... AND... on and off-page connectors.
go into, come out of
Documents should... as they are modified via manual processes.
Manual processes do not need to indicate...
Manual processes should have an... and an...
Computer processes require either a... or a... for time-of-day routines.
Treat keying as a... where documents can...
manual process, pass through
Computer processes also require either the... or the... of information with a storage device.
What would you like to do?
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