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Explain about the E-R Diagram
Entity-relationship (E-R) diagram is detailed logical representation of data for an organisation. It is data oriented model of a system while DFD is a process oriented model. ER diagram represent data at rest whereas DFD tracks the motion of data.
ERD doesn't provide any information regarding functionality of data. It has 3 main components - data entities, their relationships and their associated attributes.
Define Cardinality & Modality. Cardinality: Specification of the number of occurrences of one that can be correlated to number of occurrences of another. Modality: The Moda
What is Data Binding? The matrix that attempts to capture the module-level concept of coupling is data binding. Data binding are a calculate that captures the data interacti
Behavioral Analysis Model The Behavioral analysis is an operational technique for all requirement analysis techniques. When a sensor event is recognized the software invokes
What are the Benefits of incremental model This model is acceptable when there is less number of person involved in the project. Technical risks can be handle with every
List the guidelines for data design. i. Apply systematic analysis on data. ii. Determine data structures and related operations. iii. Establish data dictionary. iv. Us
Define software scope. The first software project management activity is the determination of software scope. Scope is defined answering the following questions. Context: Wh
Define software testing? Software testing is a critical element of software quality assurance and shows the ultimate review of design, specification, and coding.
Write down the SRC for "Add a node" Function Add node Description Adds a node to an existing design. Inputs Node type, Design Identifier, Node position Source
What is Equivalence Partitioning? Equivalence Partitioning (EP) is the process of methodically decreasing the huge set of possible test cases into a much smaller but still equ
What does Data abstraction contains? A Data abstraction is a named collection of data that describes a data object Eg: door Attributes: door type, Opening mechanism, Swing d
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