Answer: FALSE
Explanation: A screened subnet is a very necessary and important concept needed by internet users that have a large network involving multiple users, that uses the WORLD WIDE WEB(WWW), uses electionic payment system,like the internet for receiving and making payments, this is essentially to Prevent HACKERS, INTERNET FRAUD STAR, COMPUTER WORMS ETC from stealing or tampering with its data or information systems.
With screened subnet,the network is more secure than the general public and Internal networks.
DMZ(DEMILITARIZED ZONE) is a perimeter network used for hosting servers and that can be accessed from or has access to the internal and external networks.