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