Question

What is Signature?

(a) The operation’s class (in object-oriented designs) or module (in non-object-oriented designs)

(b) The operation name, the names and types of its parameters,and its return type

(c) A sentence or two informally stating the operation’s responsibilities

(d) A detailed description of the algorithm and data structures used to implement this operation

I have been asked this question during an interview for a job.

This question is from Operation Specification topic in section Visibility, Accessibility and Information Hiding of Software Architecture

Answer 1

Correct choice is (b) The operation name, the names and types of its parameters,and its return type

Best explanation: A signature is operation name, the names and types of its parameters, and its return type.