If you want to develop an Android app, you need to become a registered developer with which platform?

Peripherals are part of the main computer. true false

Jessie has received a contract to build a real-time application for a baker. however, the baker doesn't want to invest too much money. his only requirement is that he wants the customers to know which cupcakes are available at what time and in what quantity. so his core requirement is that the details of product should be in real time. what platform can jessie use to develop this application?

Octothorpe is another name for what common computer keyboard symbol?