The term "national information infrastructure" refers to the interconnected set of information technologies, telecommunications networks, and software applications that support communication and the transfer of data throughout a country. Some synonyms for this term could include national data network, nationwide communication system, countrywide information grid, and digital infrastructure. Other possible alternative phrases might include national information grid, national information backbone, or nationwide data infrastructure. Regardless of the term used, the concept remains the same: a robust, reliable, and intelligent network that facilitates the exchange of information, commerce, and innovation across a given country's borders, industries, and regions.