All of these factors can lead to stress: 1  Fear and uncertainty. When you regularly hear about the threat of terrorist attacks, global warming, and toxic chemicals on the news, it can cause you to feel stressed, especially because you feel like you have no control over those events. 2  Attitudes and perceptions.
Plug in an ethernet cable. To connect two computers that don't have access to a shared network, you can use an Ethernet cable to make a direct connection between the two computer's Ethernet ports.
Most personal computers have both a parallel port and at least one serial port. On PCs, the parallel port uses a 25-pin connector (type DB-25) and is used to connect printers, computers and other devices that need relatively high bandwidth. It is often called a Centronics interface after the company that designed the original standard for parallel communication between a computer and printer.