• Oct 7, 2025 networking exam questions and answers mansoura university ing Protocols Q3: Explain the role of DNS in network communication. Answer: The Domain Name System (DNS) acts as the phonebook of the internet. It translates human-readable domain names (e.g., www.mansoura.edu) into IP addresses (e.g., 192.168.1.1), enablin By Marsha Bednar
