World of Computer Networking Your CCNA start - Uniform Resource Locator (URL)

The video tutorial explains the concept of URLs and URIs, highlighting that URLs are a subset of URIs used to identify resources on the internet. It breaks down the components of a URL, including protocol, subdomain, domain, top-level domain, path, and query string. The tutorial also discusses optional URL sections like port and fragment, emphasizing the mandatory nature of the protocol and root domain. Examples are provided to illustrate valid URLs and their structure.

Describe what a query string is and how it is structured.

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What is meant by the term 'root domain'?

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Identify two optional sections that can be included in a URL.

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