Question

Which of these is true with respect to interfaces?

(a) Interfaces in component diagram defines relationship between components and environment

(b) Interfaces realized by a class or a component are required interfaces

(c) Interface on which a class or component depends are called provided interfaces

(d) All of the mentioned

This question was addressed to me in final exam.

The above asked question is from UML Package and Component Diagrams topic in division Unified Modelling Language of Software Architecture

Answer 1

Correct answer is (a) Interfaces in component diagram defines relationship between components and environment

Easiest explanation: Interfaces realized by a class or a component are provided interfaces whereas Interfaces on which a class or component depends are called required interfaces.