Or how not to get confused when they start talking technical.
301 Redirect: A signal to the search engines that a web page has actively moved. A visitor attempting to reach the original page gets taken to a new page that’s the closest match.
404 Error: A type of technical error that signals the web page could not be found (often because it’s been moved or deleted).
Algorithm: A formula that calculates the rank of search engine results. These algorithms have evolved with the goal of providing a searcher with the most relevant content based on their specific search.