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 is dfd, What is DFD? Data Flow Diagram depicts the information flo...

What is DFD? Data Flow Diagram depicts the information flow and the transforms that are applied on the data as it moves from input to output.

Data dictionary , data dictionary diagram for library management system

data dictionary diagram for library management system

Why is maintenance of a software important, Why is maintenance of a softwar...

Why is maintenance of a software important?  The alteration of a software product, after delivery, to correct faults, to improve performance or other attributes, or to adapt th

Explain token count, Token count: -  A program is considered to be series o...

Token count: -  A program is considered to be series of tokens and if we count the number of tokens, some interesting results might be emerge. Tokens are classified as either opera

Black box and white box testing, I am not properly understanding the basis ...

I am not properly understanding the basis difference between black box testing and white box testing. Please explain in simple way and with some example so that I can easily under

What is verification, What is verification?     Verification is the pro...

What is verification?     Verification is the process of determining whether the output of single phase of software development conforms to that of its last phase, whereas vali

Write note on arm processor, Question 1 Explain the categories of Embedded...

Question 1 Explain the categories of Embedded Systems Question 2 Write a note on Serial Interface in 8051 Question 3 Explain the various types of addressing modes in 805

Define equivalence class, Equivalence class: -It shows a set of valid or in...

Equivalence class: -It shows a set of valid or invalid states for input conditions. An input condition is either a particular numeric value, a range of values, a set of related val

Explain the corba component model types, Question 1: a. What are the F...

Question 1: a. What are the Facets of Component that you know about ? b. Explain the CORBA component Model types ? c. Talk about the three concepts that you should keep

Illustrate key process areas of cmm, Q. Illustrate key process areas of CMM...

Q. Illustrate key process areas of CMM? The key process areas of CMM are 1. Requirements management that establishes a common relationship between the customer and developer

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