Question

The physical layer translates logical communication requests from the ______ into hardware specific operations.

(a) data link layer

(b) network layer

(c) trasnport layer

(d) application layer

The question was asked in an international level competition.

Origin of the question is Physical Layer in section OSI Model of Computer Network

Answer 1

Correct answer is (a) data link layer

The best I can explain: Physical layer accepts data or information from the data link layer and converts it into hardware specific operations so as to transfer the message through physical cables. Some examples of the cables used are optical fiber cables, twisted pair cables and co-axial cables.