Explain the cardinality and optionally, Software Engineering

Assignment Help:

Cardinality & Optionally

Cardinality represents the relationship between two entities. Consider one to many relationship between two entities -student andclass. Here cardinality of a relationship is the number of instances of entity student which can be associated with each instance of entity class. This is demonstrated in Figure.

 

1632_Cardinality & Optionally.png


Related Discussions:- Explain the cardinality and optionally

What are the characteristics of the software, What are the characteristics ...

What are the characteristics of the software?  Software is engineered, not manufactured.  Software does not wear out.  Most software is custom built rather than being ass

State both verification and validation, Define Verification &Validation. ...

Define Verification &Validation. Verification : The set of actions that make sure software correctly implements a particular function. Validation : The set of actions that

Nonfunctional requirements of clue-less system, Nonfunctional Requirements ...

Nonfunctional Requirements Performance Requirements PE-1: The Clue-Less system shall accommodate 6 users during peak usage, with an estimated average session duration of 15 m

What are assumptions of the execution-time component model, Q. What are the...

Q. What are the assumptions of the execution-time component model? Compare the execution-time component for basic model and the logarithmic Poisson model. Ans. The execution-

Nature of roots of a quadratic equation, Consider a program for the purpose...

Consider a program for the purpose of the nature of roots of a quadratic equation. Its input is the triple of positive integers say a, b, c as well as values in the interval [0,100

Write a valid schema for the container, A storage tank has a container to k...

A storage tank has a container to keep a certain amount of fuel and it also has an indicator to inform about the level of fuel inside the container. The container cannot exceed

Important factors related to library storage operation, Important factors r...

Important factors related to library storage operation: It is essential to consider some important factors related to library and information storage and retrieval operations

Describe bottom-up and top-down approaches, How do you develop a test plan ...

How do you develop a test plan and schedule? Describe bottom-up and top-down approaches. A test plan is contract among the testers and the project team explaining the role of t

Write the problems with the cmm, Write the Problems with the CMM. Prac...

Write the Problems with the CMM. Practices associated with model levels Companies could be using practices from dissimilar levels at the same time but if all practices

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd