Q:
      
      
         
            
Transmission data rate is decided by
         
       
      
      
      
          
      
      
          Answer & Explanation
         Answer: C) Physical layer         
         
Explanation: The speed of the transmission data is generally determined by the cables or connectors we use for data transmission. In networking, layer-1 the physical is which deals with the network cables like pins, usb, connectors, etc... we use for data transmission.
       
      
      
      
          View Answer
          Report Error
          Discuss