The reliable data transfer is implemented by –
2024
The reliable data transfer is implemented by –
- A.
Network layer
- B.
Presentation layer
- C.
Physical layer
- D.
Transport layer
- E.
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Correct answer: D
Reliable data transfer in computer networks is handled by the Transport layer.
It ensures end-to-end reliability between source and destination
Provides mechanisms like:
Acknowledgements (ACK)
Retransmission of lost data
Flow control
Example: TCP (Transmission Control Protocol)
Because of these features, the transport layer is responsible for reliable delivery.