Landscape orientation is when the long edge of a piece of rectangular paper (A4 for example) is horizontal. This is the same as the display on a computer or TV. Portrait orientation is when the long...
Portrait means that the longest side is vertical, as in an 8.5x11 inch sheet of paper, the 8.5 inch sides are on top and bottom, the 11 inch sides are right and left. Landscape means that the longest...