Chapter 8 Flashcards
whats the systems documentation
The overview of the computer system and the most granular view
Explain the program documentation
Describes a detail analysis of the program and tis logic
Operator documentation is
know as the “runmanual) provide information necessary to execute the program and make it work
What is user documentation
content provide to the user to make sure that they know who to use it
What are the benefits of documentation
Efficient knowledge transfer
Standardized processes
Process improvement
Effective audits
What are narrative in documentation process
It describe the responsibilities in detail as well as the process and controls that are in place. Ussually accompanied with flowchart
What aflowchart
depict the action or movement of individual in the systems or process
Explain Business process model and notation (BPMN)
documentation methods that depicts the steps of a business process from the start to finish. Create a visual
Explain documenting data
is documentation that capture both the movement of data within a system and how data is stores in its database
Whats is data flow diagram (DFD)
is a graphical representation of the flow of data in an information system
What are the advantage of DFD
show system functionality and limit
Documents a business process from perspective of tis related data
Easier to use than a text description
Offers an easy to understand system diagram for user to comprehend the data flow
Help new employee understand a system
Familiarizes auditors wi the system they are auditing
What is entity relationship diagram ( ERD)
graphical illustration of all tables and their relationships in a database
What are the three types of entity relationship diagrams
conceptual ERD ( Simplest)
logical ERD
physical ERD (Most complex)
Whats the terminator shapes and the meaning
is a circle which means start and end
Whats the process shape and the menaing
is a rectangle which represent an event or a step
Whats is the shape of the flowline and the meaning
arrow that connect the shapes together
What is the decision shape and the meaning
A diamond that reach a decision between yes or no
Whats the shape of the merge and the meaning
a triangle and it connect two or more paths of a flowchart into a single flowline
Whats the shapes of connector and the meaning
its a circle with A which happen when the flowchart is large enough to span multiple pages
What the document flowchart icon
Rectangle with wavey bottom
Whats the input/output flowchart icon
parallellgram
What the database flowchart icon
cylinder
What is a swim lake
ares in the flowchart that tells the responsibility for all activies involved in the flowchart
What external entity shapes of DFD chart and the meaning
rectangle which represent the input and output of the DFD
Whats the process shapes inDFD chart and meaning
two rectangle on top of each other . The top one is small (with decimal number identify the process) the lower one is larger.
Whats the data store shapes and meaning in DFD
two rectangle in a row, the smaller one , first one ,identifying as D1 . The second one the larger one is inventory or orders
