Use a flash drive.
file sharing
an email protocol is a method by which a communication channel is established between two computers and email is transferred between them
// This is a statement and not a question! //
Floppy disks. Now referred to as "sneaker-net", because you walk the disk from one machine to another wearing your shoes (sneakers).
Declaring a method is when you code for what the method will perform. When you call a method, you are using the method you have written in another part of the program, (or inside the method if it is recursive).
Building of a Driving Van Trailer instead of another locomotive is just but a method to keep the budget low while building trains.
There are many possible methods - please provide more detail of what kind of data
In terms of computers, the term "SSH" stands for Secure Shell. This is a method of communicating with another computer through a secured network, all data sent through this system are encrypted.
HTTP stands for (Hypertext transfer protocol) it is a method by which computers communicate webpages to one another. It is the backbone of the internet as it is today.
One method is to use a printer switch box. See related links for some example devices. Another method would be to connect the printer to one computer and share the printer with another computer on the same network.
Seismographs still, but computers make it faster and easier to use
Networks were developed as a communication method between computers at remote sites