TCP is the main ____ protocol that is responsible for establishing connections and the reliable data transport between devices.
A) Application Layer
B) Presentation Layer
C) Network Layer
D) Transport Layer

Question

Quizplus · Accepted Answer

TCP (Transmission Control Protocol) is a transport layer protocol that provides reliable, ordered, and error-checked delivery of data between applications running on different hosts. It establishes a connection-oriented session between two devices and manages the flow control and congestion control mechanisms to ensure reliable data transmission. Hence, option D is the correct answer. Options A, B, and C correspond to the higher layers of the OSI model, which are not directly responsible for establishing connections and data transport.

TCP Is the Main ____ Protocol That Is Responsible for Establishing