When a user types a web page name in an internet browser address field, this...

DNS (Domain Name System) is used when a user types a webpage name (like www.example.com ) into a browser's address field. DNS servers translate this domain name into the corresponding IP address so that the browser can load the appropriate website. This translation is essential for navigating the internet because web browsers communicate over IP addresses, not domain names.References: DNS is a fundamental network service discussed in CompTIA IT Fundamentals, which emphasizes its role in resolving human-friendly domain names to machine-readable IP addresses.