Computer Graphics MCQ 03

1. Basic geometric transformation include

1. Translation
2. Rotation
3. Scaling
4. All of these

2. Some additional transformation are

1. Shear
2. Reflection
3. Both a & b
4. None of these

3. The transformation in which an object is moved in a minimum distance path from one position to another is called

1. Translation
2. Scaling
3. Rotation
4. Reflection

5.  
3. The transformation in which an object is moved from one position to another in circular path around a specified pivot point is called

1. Translation
2. Scaling
3. Rotation
4. Reflection

5. The transformation in which the dimension of an object are changed relative to a specified fixed point is called

1. Translation
2. Scaling
3. Rotation
4. Reflection

6. The selection and separation of a part of text or image for further operation are called

1. Translation
2. Shear
3. Reflection
4. Clipping

7. The complex graphics operations are

1. Selection
2. Separation
3. Clipping
4. None of these

8.  In computer graphics, a graphical object is known as

1. Point
2. Segment
3. Parameter
4. None of these

9. An object can be viewed as a collection of

1. One segment
2. Two segment
3. Several segments
4. None of these

10. Every segment has its own attributes like

1. Size, visibility
2.  Start position
3. Image transformation
4. All of these

11. By using the attributes of segment , we can________ any segment

1. Change
2. Control
3. Print
4. None of these

5.  
11. A two-dimensional array contain the details of all the segment are called

1. Segmentation table
2. Segment name
3. Operation
4. None of these

5.  
12. We assign all the attributes of segment under this

1. Segment name
2. Segment size
3. Array
4. None of these

14. The initial size of segment will be_______

1. 1
2. 0
3. 2
4. 3

15. The removal of a segment with its details are called

1. Alter the segments
2. Deletion of segments
3. Closing the segment
4. None of these

16. Deletion of any segment is much________ than creation of any new segment

1. Easier
2. Difficult
3. Higher
4. None

17. _______is very important in creating animated images on the screen

1. Image transformation
2. Morphing
3. Clipping
4. None  of these

18. Which attributes of image transformation change the size of an image corresponding to the x-axis and y-axis

1. SCALE-X
2. SCALE-Y
3. Both a & b
4. None of these

19. Which attributes of image transformation change the position of image corresponding to the x-axis and y-axis

1. TRANSLATE-X
2. TRANSLATE-Y
3. Both a & b
4. None of these

5.  
19. Which attributes of image transformation rotate the image by a given angle

1. TRANSLATE-X
2. TRANSLATE-Y
3. Both a & b
4. None of these

21. Which attributes of image transformation rotate the image by a given angle

1. ROTATE-X
2. ROTATE-Y
3. Both a & b
4. None of these

22. The graphics method in which one object is transformed into another object are called

1. Clipping
2. Morphing
3. Reflection
4. Shear

23. Example of morphing are

1. Oil takes the shape of a car
2. A tiger turns into a bike
3. Both a & b
4. None of these

5.  
23. A many sided figure is termed as

1. Square
2. Polygon
3. Rectangle
4. None

25. The end point of polygon are called as

1. Edges
2. Vertices
3. Line
4. None of these

26. The line segment of polygon are called as

1. Edges
2. Vertices
3. Line
4. None of these

27. How many types of polygon are

1. One
2. Two
3. Three
4. Four

28. What are the types of polygon

1. Convex polygon
2. Concave polygon
3. Both a & b
4. None of these

29. If a line joining any of its two interior points lies completely within it are called

1. Convex polygon
2. Concave polygon
3. Both a & b
4. None of these

30. If a line joining any two of its interior points lies not completely inside are called

1. Convex polygon
2. Concave polygon
3. Both a & b
4. None of these

5.  
30. In which polygon object appears only partially

1. Convex polygon
2. Concave polygon
3. Both a & b
4. None

32.   If the visit to the vertices of the polygon in the given order produces an anticlockwise loop are called

1. Negatively oriented
2. Positively oriented
3. Both a & b
4. None of these

5.  
32. If the visit to the vertices of the polygon in the given order produces an clockwise loop are called

1. Negatively oriented
2. Positively oriented
3. Both a & b
4. None of these

34. Which things are mainly needed to make a polygon and to enter the polygon into display file

1. No of sides of polygon
2. Vertices points
3. Both a & b
4. None of these

35. Two types of coordinates are

1. Positive and negative coordinates
2. Absolute and relative coordinates
3. Both a & b
4. None

36. Which approaches are used for determine whether a particular point is inside or outside of a polygon

1. Even-odd method
2. Winding number method
3. Both a & b
4. None of these

5.  
36. The transformation that produces a parallel mirror image of an object are called

1. Reflection
2. Shear
3. Rotation
4. Scaling

38. The transformation that disturbs the shape of an object are called

1. Reflection
2. Shear
3. Rotation
4. Scaling

39. The process of mapping a world window in world coordinate system to viewport are called

1. Transformation viewing
2. View Port
3. Clipping window
4. Screen coordinate system

40. In which transformation the shape of an object can be modified in x-direction ,y-direction as well as in both the direction depending upon the value assigned to shearing variables

1.  Reflection
2. Shearing
3. Rotation
4. Scaling

41. The process of extracting a portion of a database or a picture inside or outside a specified region are called

1.  Translation
2. Shear
3. Reflection
4. Clipping

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

1. Transformation viewing
2. View port
3. Clipping window
4. Screen coordinate system

43. The space in which the image is displayed are called

1. Screen coordinate system
2. Clipping window
3. World coordinate system
4. None of these

44. The rectangle space in which the world definition of region is displayed are called

1. Screen coordinate system
2. Clipping window or world window
3. World coordinate system
4. None of these

45. The object space in which the application model is defined

1. Screen coordinate system
2. Clipping window or world window
3. World coordinate system
4. None of these

5.  
45. The process of cutting off the line which are outside the window are called

1. Shear
2. Reflection
3. Clipping
4. Clipping window

47. Some common form of clipping include

1. curve clipping
2. point clipping
3. polygon clipping
4. All of these

48. A composite transformation matrix can be made by determining the ________of matrix of the individual transformation

1. Addition
2. Subtraction
3. Product
4. None of these

49. Each successive transformation matrix _________ the product of the preceding transformation

1. pre-multiples
2. post-multiples
3. both a & b
4. none of these

50. Forming products of transformation matrices is often referred as

1. Composition of matrix
2. Concatenation of matrix
3. Both a & b are same
4. None of these

51. The alteration of the original shape of an object, image, sound, waveform or other form of information are called

1. Reflection
2. Distortion
3. Rotation
4. None of these

52.  Two consecutive translation transformation t1 and t2 are

1. Additive
2. Subtractive
3. Multiplicative
4. None of these

53. Two consecutive rotation transformation t1 and t2 are

1. Additive
2. Subtractive
3. Multiplicative
4. None of these

5.  
53. Two consecutive scaling transformation t1 and t2 are

1. Additive
2. Subtractive
3. Multiplicative
4. None of these