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.
Back-end developers also create and maintain the entire back-end, which consists of the core application logic, databases, data and application integration, API and other back-end processes. Moreover, a back-end developer also performs the testing and debugging of any back-end application or system.