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What does a router do?

Rationale

Manages traffic by maintaining a table of known devices on the network.

A router is primarily responsible for directing data packets between devices within a network and ensuring that data reaches its intended destination. This is achieved by maintaining a routing table that keeps track of all known devices, allowing efficient management of data traffic.

A (Manages traffic by maintaining a table of known devices on the network) CORRECT

This choice accurately describes the primary function of a router. By maintaining a routing table that includes information about the network's devices, the router can efficiently direct data packets to their appropriate destinations, optimizing network performance and preventing data collisions.

B (Extends the cable range and allows connections by increasing signal strength) YOUR ANSWER

This option refers to the functionality of devices like repeaters or signal boosters, which are designed to amplify signals and extend the range of a network. Routers do not enhance cable reach; instead, they focus on directing traffic between devices on the network.

C (Converts analog to digital and vice versa) YOUR ANSWER

This describes the function of a modem rather than a router. While modems facilitate the conversion of signals for internet access, routers work on the data packets after they have been converted, managing how these packets are routed within a network.

D (Provides services such as website hosting and routing) YOUR ANSWER

While routers do facilitate routing, they are not primarily designed for website hosting. Hosting typically requires a dedicated server that stores website data, whereas routers focus on directing traffic and ensuring efficient data transmission across networks.

Conclusion

Routers play a critical role in managing network traffic by maintaining a table of known devices, allowing for efficient data routing. Misconceptions about their functionality often conflate them with devices that amplify signals or convert signal types. Understanding the specific role of routers is essential for effective network management and optimization.

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