Metadata is data that provides information about other data. It is often used to describe, organize, and manage data, and can include details such as the name, format, size, and location of a file, as well as information about the content of the data itself.
Metadata can be included in a variety of different types of data, including digital documents, images, audio files, and videos. It can be used for a wide range of purposes, such as to help users find and access data, to improve the organization and management of data, and to enable data analysis and visualization.
Some examples of metadata include:
- File name, size, and type
- Date and time of creation or modification
- Author or creator of the data
- Geolocation data for an image or video
- Keywords or tags that describe the content of a document or file
- Technical information about the hardware or software used to create or process the data.
Overall, metadata is an important tool for organizing, managing, and making use of data. It can help to improve the accessibility, reliability, and usefulness of data, and is an essential part of many modern systems and processes.