INPUT refers to the information or data that is entered into a system for processing. This can include text, numbers, images, or any other type of data that a computer or device can understand. INPUT is essential for various applications, such as software programs, databases, and online forms, as it allows users to interact with technology and provide necessary information. In computing, INPUT can come from various sources, including keyboards, mice, touchscreens, and sensors. It is the first step in the data processing cycle, which typically includes processing, storage, and output. Understanding INPUT is crucial for effective use of technology and data management.