Here is what you need to do to allow USB debugging in your phone: 1  If you haven't already, enable developer options on Android (click to view the tutorial how to do it). 2  Go to Settings > Developer options > and check USB debugging. 3  When you see the warning, click OK.
Full Definition of EFFICIENCY. 1. : the quality or degree of being efficient. 2. a: efficient operation b (1) : effective operation as measured by a comparison of production with cost (as in energy, time, and money) (2) : the ratio of the useful energy delivered by a dynamic system to the energy supplied to it. 3.
Popular Answers. 1  Productivity = Output / Input. Efficiency = Doing things right. 2  Productivity refers to the conversion level of inputs into outputs. A process that can produce more output using less inputs is more proactive. Efficiency in the economic sense mean that things should be done in an economic way considering that resources are scarce.