What is a characteristic of a crossover cable?

A crossover cable is specifically designed for direct connections between two similar devices, such as connecting two computers or two switches without requiring an intermediate device like a hub or switch. This characteristic is essential because it enables the direct communication of data between the devices, allowing them to transmit and receive signals effectively.

In contrast, cables that connect devices to a hub or switch are usually straight-through cables, which differ in their wiring configuration. While various types of cables serve different networking needs, the crossover cable's primary purpose for direct device-to-device connections is what distinctly qualifies it as the correct choice.

The notion that a crossover cable transmits data only in one direction is incorrect, as it allows for bidirectional communication, meaning both devices can send and receive data simultaneously. Furthermore, using crossover cables to connect multiple networks is not the standard practice, as specific networking protocols and devices are better suited for that purpose. This further reinforces the unique role of crossover cables in networking.