Which device uses radio waves? ceiling fan microwave oven air conditioner x-ray machine?

How are natural numbers, whole numbers, integers, and rational numbers related

Acloud service provider uses the internet to deliver a computing environment for developing, running, and managing software applications. which cloud service model does the provider offer? a. iaas b. caas c. maas d. paas e. saas

Need ! will choose brainliest! discuss the role of abstraction in the history of computer software.