Qus : Which Layer is the heart of the OSI model?
Qusकौन सी लेयर OSI मॉडल का हृदय मानी जाती है?
A. Transport B. Physical
C. Datalink D. Application
Solution
A. Transport
Explanation
Transport Layer is considered the heart of the OSI model because it bridges the gap between the upper layers (responsible for application-specific functions) and the lower layers (handling physical and network details).