1 Enter dsconfigad -show. 2  If you are connected to a domain, you will see a printout containing Computer Account and Active Directory Domain. 3  If you are not connected to a domain, nothing will display and your machine does not have a fully qualified domain name.  Start on the desktop.
Organic asphalt shingles have a paper mat or backing with a layer of asphalt added on top. Fiberglass asphalt shingles contain a mat made of fiberglass with a layer of asphalt added on top. Composition shingles are made from materials such as asphalt or asbestos, tar paper, slate, shake, laminate and wood. The combination of these ingredients improves the shingle's strength.
Photo Courtesy of Metal Sales Manufacturing Corporation. While more expensive than asphalt, metal roofing lasts longer and is more wind resistant. 1  Materials: May be composed of steel, aluminum, copper, or zinc alloy. 2  Steel roofs come with either a zinc coating or painted finish. 3  Copper roofs are installed unfinished and acquire a protective green patina with age.