CompTIA Network+
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The Domain Name System (DNS) is like the phonebook of the internet. It translates human-friendly domain names such as www.google.com into IP addresses like 142.250.190.78, which computers use to locate and communicate with each other across networks. Without DNS, users would need to memorize long strings of numbers to access websites, making the internet much…
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Understanding cable types and their respective connectors is essential in modern IT environments, where the efficiency of data transmission depends on the correct physical medium. Common cable types include twisted pair (Ethernet), fiber optic, coaxial, HDMI, and USB, each serving unique roles in networking and communication systems. Ethernet cables, such as Cat5e, Cat6, and Cat6a,…
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