TXT is a file format that contains the text, organized in rows. Text files opposed binaries that contain data that is not intended for interpretation as a text (encoded sound or image). The text file can contain both formatted and unformatted text. Since the very simple text files, they are frequently used for storing data.
This is a bitmap image format that is used on Sun Microsystems workstations running the Sun Unix operating system. It is used for some types of research. This format does not support transparency settings. It supports full-color and grayscale images.