10. By changing the dimensions of the viewport, the _________ and ___________ of the objects being displayed can be manipulated. a) Number of pixels and image quality b) X co-ordinate and Y co-ordinate c) Size and proportions d) All of these
Right option is (c) Size and proportions For explanation: By changing the dimensions of the viewport, the size and proportions of the objects being displayed can be manipulated, this leads to the zooming effect of the image by successively mapping different dimensioned clipping windows on a fixed sized viewport.