Which database piece is a back-end engine that knows how to create, update, search, and delete database files?

Before you enter an intersection on a green light make sure

Octothorpe is another name for what common computer keyboard symbol?

Which location-sharing service offers items for users as a gaming component and also allows them to collectively link their check-ins to publish a trip? a. whrrl b. buzzd c. foursquare (this option is wrong i already tried) d. gowalla for plato