What were the high-tech, internet-based businesses that emerged during the end of the 1990s known as?

The correct answer is Dotcoms.

The high-tech, Internet-based businesses that emerged during the end of the 1990s were known as Dotcoms.

The Dotcoms were high-tech companies that based their operations in the growth of the internet. The name was taken from the final word at the end of the URL, that means the abbreviation of Commercial (com). Dotcoms company operates mainly via the internet. The services the company offered are mostly via the web. People connect to the website and contact the services of products of Dotcoms companies.

it is based on the same philosophy as health insurance