Define the concept of object diagram, Database Management System

Assignment Help:

Define the concept of Object Diagram

An object diagram shows a set of the objects and their relationships with each other at a point of time. In a static view, object diagram is used to model interactions which consist of objects that collaborate without any message passed between them. It contains graphical contents, name, constraints, notes, packages and subsystems. The notation for objects and relationship among objects is shown as:

Figure: Relationship among objects

Related Discussions:- Define the concept of object diagram

Skills required, wrie a report on whether a BSc n information systems devel...

wrie a report on whether a BSc n information systems develops the skills required by employers in Database administration

Textbook ordering system, Question: Consider the following database rel...

Question: Consider the following database relations for a textbook ordering system used by a college bookshop: Book (b-copy#, bname, ISBN#, author, price, subject) Order (s#

Coursework, ERD Diagram of Medical Recruitment Agency?

ERD Diagram of Medical Recruitment Agency?

Anomalies, define anomalies and different types of anomalies with example

define anomalies and different types of anomalies with example

What are the properties of transaction, What are the properties of transact...

What are the properties of transaction? There are three properties of transactions :- A) Atomicity B) Consistency C) Isolation

Which database object does not physically exist, Which database object does...

Which database object does not physically exist? A view database object does not physically exist.

How nulls are treated in comparison operator, How nulls are treated in comp...

How nulls are treated in comparison operator? Along with comparison (relational) operators, the null values are ignored as we cannot derive the relation along with the given op

Derived horizontal fragmentation, atient(PNumber, Name, NHS_no, Amount_due,...

atient(PNumber, Name, NHS_no, Amount_due, DNO, Doctor, Medical_Treatment), relation of schema Staff(StaffNum, Name, DNO, Task) and relation of schema Dept(DNO, Name, Location, Dire

B2b business uk database, We have a new website where I need someone to 1: ...

We have a new website where I need someone to 1: Inhabit the back end with all the recruitment agencies in the UK. I require someone who is not manually going to do this, but who w

Determine the advantage of object-orientation, Determine the advantage of o...

Determine the advantage of object-orientation Finally, object-orientation has advantage of continuity throughout analysis, persistent representation and design implementation.

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages