COMPUTER NETWORKS AND COMMUNICATIONS
LAN WAN AND THE INTERNET
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -It is possible-and almost always the case-that LANs are connected to WANs. This enables small home or office networks to connect to wider networks, such as those across state or country lines. Most WANs connect through public networks, like the telephone system, or via leased lines.
Detailed explanation-2: -No, the WAN port can only be used to connect the router to the modem. If you need more LAN ports then you need to buy a switch and connect the switch to one of the LAN ports on the modem. A WAN port is used to connect the router to your broadband modem.
Detailed explanation-3: -Explanation: A networking device that connects LAN to another LAN is called a “ Router”.
Detailed explanation-4: -It takes traffic from one LAN and Sends it to another LAN (or Network). In today’s modern networks, a Layer 3 Switch also able to route traffic from one network to another. Traditionally Switches just connect computers (nodes) on the same LAN.
Detailed explanation-5: -Typically, a router or other multifunction device is used to connect a LAN to a WAN.