This format is used for storing bitmap images with improved levels of color and brightness performance. It combines exposures to record darker tones in the shadows or detail in the lighter areas of a given photo. HDR is able to combine multiple images with different levels of light distribution. It is used to create rich images.
Answer Wizard files are data files saved in the .aw format using an application developed by Microsoft. The Microsoft Answer Wizard Builder software is used to create these AW files, and this application can also be installed and used to open these .aw files.