What are the 4 hierarchical tiers of information in an ipv4 address?

Ineed a good science fair name i’m doing a homemade water filter and i have no idea what the title should be plz

Which network media uses different regions of the electromagnetic spectrum to transmit signals through air? uses different regions of the electromagnetic spectrum to transmit signals through air.

You need a quick answer from a coworker. the most effective way to reach your coworker is through a. cloud server b. instant message c. teleconference d. telepresence