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F

File Size

The file size of a digital image is proportional to its resolution. The higher the resolution, the bigger the file size — file size is different from image size.

Folder

Just like real world folders, folders on your hard drive store files. These files can be documents, programs, scripts, and any other kind of computer files you can think of. Folders can also store other folders.

Folder hierarchy

How the parent and child folders are structured