The ____ is the worldwide telephone system that handles voice-oriented telephone calls.
A) intranet
B) extranet
C) PSTN
D) Phone Web

Question

Quizplus · Accepted Answer

PSTN stands for Public Switched Telephone Network and is the worldwide telephone system that handles voice-oriented telephone calls. Intranet and extranet refer to private networks within an organization, and Phone Web is not a commonly used term.

The ____ Is the Worldwide Telephone System That Handles Voice-Oriented