By using gui in java make a calculator. with proper classes and methods.. make the proper grid

Which database model is best used for data warehouse and data mining

Melissa needs to add a topic to an email that she will send to her teacher. choose the name of the field where she should type her topic.

What is estimated time of arrival (eta)? a device that measures the acceleration (the rate of change of velocity) of an item and is used to track truck speeds or taxi cab speeds a gps technology adventure game that posts the longitude and latitude location for an item on the internet for users to find a north/south measurement of position the time of day of an expected arrival at a certain destination and is typically used for navigation applications