Amy just added a 462 meter run of fiber optic cable to the network what should she do next?

test it.

Explanation:

Based on the information provided within the question it can be said that the next logical step after installing the 462 meter run of cable would be to test it. This is done in order to make sure that there were no malfunctions during installation and that everything is running through the cable correctly. To test the cable you must perform an end-to-end attenuation test which will verify the quality of the installation as well as ensure high quality system performance.