Depending on what virtual data room providers you are looking at, file formats that can be uploaded to their electronic data room include:
text files such as pdf, doc, docx, rft, and others
image files such as jpeg, jpg, raw, psd, pdr, ai and others
video files such as mp4, mov, avi, wmv, flv, and others
audio files such as mp3, aac, wav, and others
spreadsheet files such as xlsx, ods and numbers