It's a raster files. Go to raster- open... It will read read it.
Make sure you are not using the open project button.
Nicolas Cadieux M.Sc.
Les Entreprises Archéotec inc. 
8548, rue Saint-Denis Montréal H2P 2H2
Téléphone: 514.381.5112  Fax: 514.381.4995
Le 2014-11-28 22:59, "Anil Agashe [via OSGeo.org]"
<[email protected]> a écrit :
I have large 56 MB USGS file with extension .dem. How can I get this
data in qgis or how can I read it?
AVA
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