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Q. Parallel projection discards _______and parallel lines from each vertex on the object are extended until they intersect the view plane.

Q. The rectangle portion of the interface window that defines where the image will actually appear are called

Q. If all the pixels within an octant have the same color, it is referred to as .....................

Q. Why we need removal of hidden surface

Q. If tangent vectors of two cubic curve segments are equal the curve has

Q. The painter algorithm are based on the property of

Q. A B-spline of order n is a piecewise polynomial function of degree ________ in a variable x

Q. This projection technique has the direction of projection perpendicular to the viewing plane, but the viewing direction is NOT perpendicular to one of the principle faces.

Q. The phenomenon of having a continuous glow of a beam on the screen even after it is removed is called as?

Q. To ensure a smooth transition from one section of a piecewise __________ to the next, we can impose various continuity conditions at the connection points