Final answer:
JPEG is a file format like digital photo negatives, as it is the most common format for digital photos and allows for compressed image files.
Step-by-step explanation:
The file format that is like having digital photo negatives is the JPEG format. JPEG stands for Joint Photographic Experts Group and is the most common format for digital photos. JPEGs are compressed to create smaller image files while still looking good, allowing you to save more photos in less space.