Biofeedback is a tool that helps individuals visualize how their biological systems work. For example, software can show individuals what their heart is doing and how basic changes in their breathing can influence their heart beat and overall health.
A hard copy is a document that is printed on paper. A soft copy is one that is saved as a document, PDF, or other format on a computer or other memory device. It can only be viewed on a computer. 15 people found this useful.
External Hard drives are essentially bigger revisions of flash thumb drive with several times more capacity. There are also Sync programs that will apply any changes you have done to the desired folders in your computer to the files in your drive so that they are identical. The cost depends on the brand, type, and storage.