Final answer:
A mashup is an application or website combining data from multiple sources to create a new service, such as a weather map site or a social media aggregator.
Step-by-step explanation:
A mashup is a new application or website that uses data from one or more service providers to create a unique application. Mashups combine data, presentation or functionality from two or more sources to create new services. Examples include a website that combines weather information with maps, or a mobile app that pulls in data from various social media platforms to provide a comprehensive view of social interactions.
A(n) mashup is a new application or website that uses data from one or more service providers to create a unique application. Mashups are created by combining different APIs (Application Programming Interfaces) and data sources to create something new and innovative.