Package: - It logically groups element of a UML model.
Component: - It’s the actual implementation or physical module of a UML system.
Node: - A physical system which represents a processing resource.Example PC or a host machine.
InterFace :- It specifies the externally operations of a class, component, package, or other element without specifying internal structure.
Dependency :- Shows relationship between two elements.
2-Element Constraint: - It shows a constraint on two classes or associations.
OR constraint: - It shows an OR constraint on two classes or associations.