Package Diagram - Elements

Elements

  1. Package: It is a general purpose mechanism for organizing model elements & diagrams into groups. It provides an encapsulated namespace within which all the names must be unique. It is used to group semantically related elements. It is a namespace as well as an element that can be contained in other package's namespaces.
  2. Class: It is a representation of objects, that reflects their structure and behavior within the system. It is a template from which actually running instances are created. Classes usually describe logical structure of system.
  3. Interface: It is a specification of behavior. Implementing classes of an interface class are required to support the behavior.
  4. Object: It is an instance of class. It is often used in analysis to represent numerous artifacts and items that exist.
  5. Table: It is a stereotyped class.

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Famous quotes containing the word elements:

    The popularity of that baby-faced boy, who possessed not even the elements of a good actor, was a hallucination in the public mind, and a disgrace to our theatrical history.
    Thomas Campbell (1777–1844)

    The Laws of Nature are just, but terrible. There is no weak mercy in them. Cause and consequence are inseparable and inevitable. The elements have no forbearance. The fire burns, the water drowns, the air consumes, the earth buries. And perhaps it would be well for our race if the punishment of crimes against the Laws of Man were as inevitable as the punishment of crimes against the Laws of Nature—were Man as unerring in his judgments as Nature.
    Henry Wadsworth Longfellow (1807–1882)

    The three great elements of modern civilization, gunpowder, printing, and the Protestant religion.
    Thomas Carlyle (1795–1881)