Multiplexer. A mux converts mutiple inputs into fewer outputs, for example combined with an address bus. Then the address bus decides which part of the input is linked to the output, so the inputs use the outputs each at a different point in time (=time division multiplexing)
(Facts from Google): The answer is true because small data is defined as data that is small enough for human comprehension. Big data is data that comes in large chunks and is too large for traditional data processing. Small data is most likely all about finding the causation because it is understandable, and therefore can be read.
Gibbons v. Ogden (1824) was a historical decision, where the congress of the United Stated wants to regular interstate commerce. This was a legal fight about the potential of the new steamboat navigation, in the Supreme Court of the United States between the best layers in those days.
This decision of the U.S. Supreme Court was Congress had the right to regulate interstate commerce.