Yes, Website Links Structure does affect SEO due to its google guidelines. Google webmaster guidelines about structure are the primary address on any particular single page on server. So URL structure define the page internal information and all about their service clearly. Because in latest trend now website build on EMD bases, means used keyword as url preference for better ranking and fast caching service.
Yes, The structure of the URL does affect SEO. Basically, URL contains parameters related to the web page. Your URL must be keyword specific and should not have any extra perameter or symbol. Small url's and category specific url's are more likely to be indexed than the other complex URL structure.
While they do give weight to the authority of the overall domain itself, keyword use in a URL can also act as a ranking factor. While using a URL that includes keywords can improve your site's search visibility, URLs themselves generally do not have a major impact on a page's ability to rank.
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