If you are dealing with large volumes of data, you will create various kinds of files. The data will be stored in various kinds of files. The file you create will depend on the type of application that you will use. For example, if you are designing new visuals, you may want to create visual files. If you are creating a file in Paintbrush, it will be saved as .BMP by default. You can also save a file under .JPEG or .GIF. Similarly, if you are creating a text file, it will be saved as .TXT or .DOC or .DAT. You can copy files and folders by listing them that start with a specific letter like ‘P’.