create an ERD diagram for each question below. 1, A Video instance is optional for a Facility; a Facility instance is required for a Video. 2, A Video may be the basis of many Analyses; an Analysis is based on one Video. 3, An Analysis instance is optional for a Video; a Video instance is required for an Analysis instance

Q: A difference between the Activity Diagram (AD) in the Functional View and in the Behavioral View is…

A: Swimlane is the way where the activities which are performed are grouped on a sequence diagram.

Q: Look for examples of non-systems analysis fields where Structured English is used to explain…

A: Introduction: Structured English defines all structured programming techniques. It's an easy-to-use…

Q: Provide an in-depth comparison of the various requirement modeling techniques, including use cases,…

A: Modelling techniques are strategies and tactics used to represent and examine real-world systems or…

Q: What modeling approach is expected for each model and why?

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Q: With the aid of an example ,explain the difference between a model and a diagram in UML

A: UML models: Models reflect various levels of description in the unified modelling language (UML).…

Q: Should be consistent with DFD fragments and internally consistent at all levels. (I.e. context,…

A: According to the information given:- We have to fragment DFD internally consistent at all level.

Q: What are the basic features of a descriptive model?

A: Basic features of a descriptive model will be explained:

Q: In same case study LER Develop the following Diagram: - Context Diagrams (Level 0) of the LER Case -…

A: DFD - Data Flow Diagram  It shows as the sources and destinations of data basically shows data in…

Q: How can data-flow diagrams be used as analysis tools?

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A: INTRODUCTION: A descriptive model characterizes the domain it represents in a way that both people…

Q: With a neat sketch/diagram, explain construction and working of FIS.

A:

Q: You are an IT consultant, and you are asked to create a new system for a small real estate brokerage…

A: As we all know that in the object oriented approach is a methodology where objects are given more…

Q: Describe ents and t an model

A: Architecture elements: Database and code level architecture design . Category wise distribution of…

Q: Draw an entity relationship (ER) diagram of subject enrollment through LMS.

A: Step 1:- ER diagram(Entity-Relationship diagram) it is used define the relationship between the…

Q: What is visibility in OOAD? Describe its role in obtaining high abstraction. What are the various…

A: OOAD stands for Object-oriented analysis and design. Visibility in OOAD: Visibility allows to…

Q: Experiment with the use of Structured English to explain processes in domains other than systems…

A: Given: Experiment with using Structured English to explain processes that are not related to systems…

Q: What exactly is an entity-relationship diagram (also known as an erD)?

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Q: The utilisation of exemplars significantly enhances the process of elucidation. There exist four…

A: Network analysis plays a crucial role in understanding complex systems and relationships. To…

Q: In order to be considered a descriptive model, one must possess certain characteristics.

A: Introduction: Descriptive model: Descriptive research is a type of research approach that explains…

Q: Methodologies for non-systems analysis should be described using clear language. Using organized…

A: Non-systems analysis: A systems analysis excludes the following processes. It's important to…

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Q: With a neat sketch/diagram, explain construction and working of FIS.

A: These question answer is as follows,

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A: Introduction: Conceptual-data-flow-diagram: A conceptual data flow diagram is a data flow diagram…

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Q: What is the purpose of sensitivity analysis in system modeling, and how is it performed?

A: Sensitivity analysis is a crucial aspect of system modeling in computer science and engineering. It…

Q: As a step towards the OO analysis of the system identify Classes and model by Class diagram & Object…

A: Class diagram    Step 1: identify the class name and primary object of the system. Step 2;…

Q: Define Boundary Value Analysis (BVA). List the methods present under it.

A: "BVA or Boundary Value Analysis is one type of black box test design process, mostly used to find…