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Define Data Flow Diagram.
A Data flow diagram is a graphical description that depicts information flow & the transforms that are applied as data move from input to output.
The basic structure of a data flow diagram, also known as a data flow graph or a bubble chart.
What are different severity ratings in a project? There can be 4 types of severity ratings in a table: i.) Severity 1 - Showstoppers - Don't allow application to move at
Define the Prototyping Model In this model, a working model of actual software is developed originally. Prototype is just like a sample software having low reliability and les
In how many types requirements have been classified Requirements are classified in the below two types: i) Functional requirements: They define the factors such as I/O fo
Explain in detail about Functional Modeling. This model explains the computations that take place within a system. This model is useful when the transformation from the i
What does the insert statement in extract datasets do? It describes the fields of a field group.
Define top-down testing. System developed starting from most general modules. Testing begins from the most general module.
What are the various elements of data design? i. Data object - The data objects are identified and relationship between various data objects can be shown using ERD or data di
What are the various categories of software? Application software System software Engineering/Scientific software Web Applications Embedded software Artificial I
What are the approaches of integration testing? The integration testing can be carried out using two approaches. 1. The non-incremental testing. 2. Incremental testing.
Overview You are a Systems Analyst working for Zeppelin Industries Inc. Many of the software projects your company attempts to deliver are failing or have already failed. The
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