User Datagram Protocol (UDP) is an alternate communications protocol to Transmission Control Protocol (TCP) and is used primarily for establishing low-latency and loss-tolerating connections between applications on the Internet. UDP is used by apps to deliver a faster stream of information by eliminating error-checking.
Uniform Resource Locator (URL) stands for Uniform Resource Locator. It is used to specify an address on the World Wide Web. URLs have the following format:
URLs most commonly refer to web pages (http), but they are also used for file transfer (ftp), email (mailto), database access, and other applications.
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