Datum is, from its Latin origin, a singular form of data, and may refer to a single item of data. 1 Singular data point.
Front-end developers are responsible for a websiteâs user-facing code and the architecture of its immersive user experiences. In order to execute those objectives, front-end devs must be adept at three main languages: HTML, CSS, and Javascript programming.
In software engineering, front end (frontend) and back end (backend) distinguish between the separation of concerns between the presentation layer (the front end) â which is the interface between the user â and the data access layer (the back end). The front and back ends may be distributed among one or more systems. In software architecture, there may be many layers between the hardware and end user. Each can be spoken of as having a front end and a back end. The front is an abstraction, simplifying the underlying component by providing a user-friendly interface.