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INMT 341 - Final Exam
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INMT 341 - Final Exam
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INMT 341 - FINAL EXAM QUESTIONS &VERIFIED RATIONALIZED ANSWERS
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v Black hole - No process can have only inputs.
If an object has only inputs, then it must be a sink
If an object has only outputs - it must be a source
If an object has only inputs - it must be a sink
Context Diagram - The least detailed level of data flow diagramming
The diagram shows only the major information flows between the system and the external parties that
interact with the system
Outside sources/systems/agents - You can tell something or someone is an outside source because you
do not know details about how the data you receive was created
Decomposition - When you take the processes shown on a DFD and divide each into more detailed
(sub)processes, this is referred to as decomposition
Balancing - When you balance a DFD it means you preserve the inputs and outputs of a parent DFD at
the next level of decomposition
Flowcharts - Flowcharts focus on the physical aspects of information flows, files, sources, destinations
and processes
,Systems flowcharts - They show the entire system configuration, including the data inputs, data outputs,
and processes of a system, and the relationships between system inputs, processes and outputs
Document flowcharts - Focuses on the creation, flow, and destinations of documents and information
within a system
Program flowcharts - Show the logic and processing steps of a computer program or code
Paper Documents (Rectangle with Squiggly bottom) - The document symbol is used for all types of paper
source documents that are processed by the system (e.g. checks, invoices, ledgers, journals, and reports)
Input/Output symbol (Paralellogram) - The Input/Output symbol is typically used to display records and
master files on a program logic flowchart. It is also used to denote records and files (journals and
ledgers) in a manual flowchart
Manual Process Symbol (Trapezoid) - The manual-process symbol indicates a manual operation (such as
completing forms or verifying amounts).
Paper documents are a common input to the manual process and paper documents are common
outputs from the process.
Machine-processing symbol (Rectangle) - This typically denotes a computer application (such as an order
entry program or an invoicing program).
Manual system off-line storage symbol (Upside Down Triangle) - A manual system off-line storage symbol
represents any storage of paper documents (e.g., file cabinet, safe, or shelves)
Computer-storage (Cylinder) - Computer-storage5: Direct storage (Disk). A file label is included on the
symbol.
Terminal or System Exit/Entry - This symbol is used to indicate the beginning, or ending point of the
process represented on a flowchart.
It is also used to display system entry or exit of data
, On-Page Connector (Small Circle) - On-page connectors tell the user where to go next when the flow
continues on the same page
Off Page Connector (Weird Upside Down Triangle Like Shape) - Off page connectors are used to connect
multiple pages of a document flowchart.
Shown within the off page connector symbol is the page number that the flow continues to (or from
which the flow came) and a connector number
Annotation - This symbol is used to include important supplementary information or explanations that
are difficult to describe graphically within the flowchart itself
Decision points (Diamond Shape) - A decision symbol would display the decision, and a description of the
decision would appear in the symbol (e.g. "Is the document complete?"). Two labeled flow lines would
exit from the decision symbol to illustrate the indicated course of action
GRC -Governance, Risk and Compliance - GRC refers to a strategy for managing an organization's overall
Governance, enterprise Risk management and Compliance with regulations
Benefits of GRC - A well-planned GRC strategy comes with lots of benefits: improved decision-making,
more optimal IT investments, elimination of silos, and reduced fragmentation among divisions and
departments
Governance - The processes that ensure the effective and efficient use of IT in enabling an organization
to achieve its goals
Risk - Making sure that any risk (or opportunity) associated with organizational activities is identified and
addressed in a way that supports the organization's business goals
Compliance - Making sure that IT systems, and the data contained in those systems, are used and
secured properly
IT Governance helps you assess whether your organization is: - •Aligning IT with the enterprise and
realizing promised benefits
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