INTRODUCTION
PROTOCOL LAYERING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A protocol that helps internet users and network devices discover other devices using a human-readable hostname instead of numeric IP addresses.
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Transmission Control Protocol (TCP)
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User Datagram Protocol (UDP)
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Domain Name System (DNS)
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Simple Mail Transfer Protocol (SMTP)
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Explanation:
Detailed explanation-1: -DNS, or the Domain Name System, translates human readable domain names (for example, www.amazon.com) to machine readable IP addresses (for example, 192.0.2.44).
Detailed explanation-2: -The domain name system (DNS) is a naming database in which internet domain names are located and translated into Internet Protocol (IP) addresses. The domain name system maps the name people use to locate a website to the IP address that a computer uses to locate that website.
Detailed explanation-3: -A DNS hostname is a name that uniquely and absolutely names a computer; it’s composed of a host name and a domain name. DNS servers resolve DNS hostnames to their corresponding IP addresses.
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