Question

Which of the following is incorrect?

(a) A Layered-style program is divided into an array of modules or layers

(b) Each layer provides services to the layer “below” and makes use of services provided by the layer “above”

(c) All of the mentioned

(d) None of the mentioned

This question was addressed to me in an online quiz.

This intriguing question originated from Layered Architectures topic in portion Visibility, Accessibility and Information Hiding of Software Architecture

Answer 1

Right answer is (b) Each layer provides services to the layer “below” and makes use of services provided by the layer “above”

Easiest explanation: Each layer provides services to the layer “above” and makes use of services provided by the layer “below”.