An interface is a means of interaction, control or communication. Interfaces are a fundamental aspect of technology that allow users and technologies to interact. Interfaces also exist at a high level such as interfaces between business units or between a firm and customers. The following are common types of interface.
User Interfaces
User interfaces are designed for people to interact with technology.
Application Programming Interface
An API is an interface for software to control or communication with software.
Hardware Interfaces
Computing hardware offer interfaces to be used by software or other hardware.
Services
Services are offerings that have intangible qualities such as reliability or friendliness. In many cases, services are essentially interfaces between business entities, people and technology at various levels. For example, customer service is an interface between a business and customers.
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