| A | B |
|---|
| .mdb | database (microsoft access) |
| .gif | graphic interchange format |
| .jpg | joint photographic experts group |
| .bmp | bitmap |
| .xls | microsoft excel |
| .ppt | microsoft power point |
| .tif | tag image file |
| .pcx | windows pain-brush |
| .pict | macintosh quick draw |
| .doc | microsoft word |
| .exe | executable |
| .tmp | temp |
| .psf | photo shop |
| .pub | microsoft publisher |
| .au | common sound format for internet |
| .aiff | semi-common sound file for internet |
| .bin | macbinary file |
| .gz | gnu version of zip |
| .html or .htm | (Hypertext Markup Language) internet file format |
| .hqx | macintosh file |
| .image | macintosh image file |
| .mpg or .mpeg | common internet movie format |
| .qt | quicktime movie format |
| .mov, .moov, or .movie | common movie format for internet |
| .ps | postscript file |
| .sit | Stuffit archive |
| .sea | Mac. self extracting archive |
| .txt | boring old text file |
