1.) What was Photoshop based off of in traditional photography?
Dark room
2.) Who were the two people that combined knowledge to create Photoshop?
Thomas and Glen Knoll
3.) What year was Photoshop 1.0 released?
1990
4.) What feature was added to Photoshop 2.0?
1991
5.) When was the layers feature introduced and what are layers?
Adobe photoshop 3.0 in 1997, layers are individual slices of the image that go together to make the final 'sandwich' of the image
6.) When did the unification in the Photoshop interface happen?
1996, photoshop 4.0
7.) When did the lasso selection tool and the history feature appear?
1998, photoshop 5.0