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What does "DNS" mean in programming?
DNS is one of the most common terms in software development. This guide explains what it means, how it is used in practice, and why it matters, with real examples from the developer world.
Definition
Domain Name System. The internet's address book: it translates human-readable domain names (like lingua-e.com) into IP addresses that computers use to communicate. Without DNS, you would need to memorize IP addresses.
Example
"DNS propagation can take up to 48 hours after you update your domain records."
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