A PBX is a telephone switching exchange that serves a single organization, enabling users to share a certain number of outside lines (trunk lines) to make telephone calls to people outside the organization.

Question

Quizplus · Accepted Answer

A PBX (Private Branch Exchange) is a telephone system used within a company or organization for internal communication and connecting internal phone extensions to the outside phone networks. It allows users to share a limited number of outside lines or trunk lines for making calls outside the organization. Therefore, the statement is true.

A PBX Is a Telephone Switching Exchange That Serves a Single