Top 150+ Solved Computer Graphics (for MCA) MCQ Questions Answer
Q. The phenomenon of having a continuous glow of a beam on the screen even after it is removed is called as?
a. Fluorescence
b. Persistence
c. Phosphorescence
d. Incandescence
Q. The region against which an object is clipped is called a ..............
a. Clip window
b. Boundary
c. Enclosing rectangle
d. Clip square
Q. Identify line clipping algorithms from the following
a. Cohen- Sutherland algorithm
b. Liang-Barsky clipping
c. Nicholl-Lee-Nicholl clipping
d. All of the above
Q. The process of mapping a world window in world coordinate system toviewport are called
a. Transformation viewing
b. Viewport
c. Clipping window
d. Screen coordinate system
Q. The process of extracting a portion of a database or a picture inside or outside a specified region are called
a. Transformation
b. Projection
c. Clipping
d. Mapping
Q. The rectangle portion of the interface window that defines where the image will actually appear are called
a. Transformation viewing
b. View port
c. Clipping window
d. Screen coordinate system
Q. The phenomenon of having a continuous glow of a beam on the screen even after it is removed is called as ?
a. Fluorescence
b. Persistence
c. Phosphorescence
d. Incandescence
Q. Coordinates of window are knows as ..............
a. Screen coordinates
b. World coordinates
c. Device coordinates
d. Cartesian coordinates
Q. Coordinates of viewport are known as ............
a. World coordinates
b. Polar coordinates
c. Screen coordinates
d. Cartesian coordinates
Q. ............. identifies the picture portions that are exterior to the clip window
a. Interior clipping
b. Exterior clipping
c. Extraction
d. None of the above
Q. A line with endpoints codes as 0000 and 0100 is
a. Partially invisible
b. Completely visible
c. Completely invisible
d. Trivially invisible
Q. If the object uses the golden mean in its distances from the viewer, itsperspective will have a golden mean proportion to the
a. front corner
b. back corner
c. height
d. height*mean
Q. Find the odd one out
a. World Coordinate System
b. Screen Coordinate System
c. World Window
d. None of these
Q. Which of the following is the equation involved in window to viewport mapping(symbols have their usual meanings)
a. xv=sxxw+tx,yv=syyw+ty
b. xv=sxxw-tx,yv=syyw-ty
c. xv+sxxw=tx,yv+syyw=ty
d. xv=sxxw*tx,yv=syyw*ty