H12-811_V1.0 · Question #796
According to OSI reference model, which layer is responsible for end-to-end error checking and flow control?
The correct answer is D. Transport layer. The Transport layer (Layer 4) in the OSI model is responsible for end-to-end error checking, flow control, and reliable data transmission. It ensures that data is properly sequenced, without errors, and flow-controlled between the sender and receiver. Protocols such as TCP…
Question
According to OSI reference model, which layer is responsible for end-to-end error checking and flow control?
Options
- ANetwork layer
- BPhysical layer
- CData link layer
- DTransport layer
How the community answered
(35 responses)- A3% (1)
- B17% (6)
- C9% (3)
- D71% (25)
Explanation
The Transport layer (Layer 4) in the OSI model is responsible for end-to-end error checking, flow control, and reliable data transmission. It ensures that data is properly sequenced, without errors, and flow-controlled between the sender and receiver. Protocols such as TCP (Transmission Control Protocol) operate at this layer, providing mechanisms for retransmitting lost packets and maintaining the reliability of a session.
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