Output files are the results generated by a computer program or application after processing input data. These files can contain various types of information, such as text, images, or numerical data, depending on the program's purpose. Common examples of output files include text documents, spreadsheets, and image files. Output files are essential for users to review and utilize the results of their work. They can be saved in different formats, such as PDF, CSV, or JPEG, allowing for easy sharing and compatibility with other software. Proper management of output files ensures efficient data handling and retrieval.