Bluetooth File Transfer is not just for copying files between two devices, you can also use it to edit, create, delete, move and rename files, either on your device, or another Bluetooth-enabled device, such as a PC, smartphone, PDA, or a music player.
Meaning and definition of bottleneck effect : Genetic drift resulting from the reduction of a population, typically by a natural disaster, such that the surviving population is no longer genetically representative of the original population.
Before explaining the Drum-Buffer-Rope (DBR) system, let me first explain some basic characteristics of systems, in general: Every system has a bottleneck. A bottleneck is a state of affairs where demand for service exceeds the capacity to serve.