____ is a widely used protocol for establishing connections over a serial line or dial-up connection between two points.
A) PPP
B) SFTP
C) SCP
D) SSH

Question

Quizplus · Accepted Answer

PPP (Point-to-Point Protocol) is commonly used for establishing connections over a serial line or dial-up connection between two points. It is often used by Internet Service Providers for connecting users to the internet. SFTP, SCP, and SSH are all protocols used for secure file transfers and remote access, but they are not typically used for establishing connections over serial lines or dial-up connections.

____ Is a Widely Used Protocol for Establishing Connections Over