Q No.1

The point (4, 1) undergoes the following 3 transformations successively.

- Reflection about the line y=x
- Translation through a distance of 2 units along the positive x-axis
- Rotation through an angle of Ï€/4 about the origin in the counter clockwise direction.

Option 1 | (-1 /√2, 7/√2 ) Correct |

Option 2 | (1,4) |

Option 3 | (3/√2,-5/ √2) |

Option 4 | (3/ √(2,) 5 / √2 ) |

Q No.2

Find the incorrect statement(s)

Option 1 | A perspective projection produces realistic views. |

Option 2 | A parallel projection preserves realistic dimensions. |

Option 3 | A perspective projection preserves realistic dimensions. Correct |

Option 4 | All of these |

Q No.3

The people of the planet Mars designed a scale for measuring the temperature in which water freezes at 100 units and boils at 250 units. The people of Jupiter designed a scale in which water freezes at 75 units and boils at 300 units. A temperature of 200 units in Mars will measure_____ in Jupiter.

Option 1 | 300 |

Option 2 | 225 Correct |

Option 3 | 250 |

Option 4 | 175 |

Q No.4

The people of the planet Mars designed a scale for measuring the temperature in which water freezes at 100 units and boils at 250 units. The people of Jupiter designed a scale in which water freezes at 75 units and boils at 300 units.

The two scales coincide at

The two scales coincide at

Option 1 | 130 |

Option 2 | 165 |

Option 3 | 150 Correct |

Option 4 | 170 |

Q No.5

Choose the correct statements (s).

Option 1 | Random-scan monitors draw a picture one line at a time. Correct |

Option 2 | The components line of a random-scan picture must be refreshed in a particular order. |

Option 3 | Raster-scan monitors draw a picture one line at a time. |

Option 4 | Random-scan method is well suited for displaying shading and colour areas. |

Q No.6

The perspective anomaly in which the object behind the centre of projection is projected upside down and backward onto the view plane is called as

Option 1 | Perspective foreshortening |

Option 2 | Vanishing view |

Option 3 | View confusion Correct |

Option 4 | Topological distortion |

Q No.7

Which statement about beam penetration method for producing color display is/are true?

Option 1 | it is used with raster-scan monitors. |

Option 2 | it is used with random-scan monitors. Correct |

Option 3 | by using beam penetration method a wide range of colors can be obtained. |

Option 4 | it uses three electron gun, one each for green, blue and red colors. |

Q No.8

X=at

^{2}; y=2at, is the parametric equation of a

Option 1 | circle |

Option 2 | rectangular hyperbola |

Option 3 | parabola Correct |

Option 4 | ellipse |

Q No.9

Oblique projection with an angle of 45 to the horizontal plane is called as

Option 1 | cabinet projection |

Option 2 | isometric projection |

Option 3 | cavalier projection Correct |

Option 4 | none of the above |

Q No.10

Which of the following curves are symmetric about the line x=y?

Option 1 | |x|+|y|=9 Correct |

Option 2 | y= |x| |

Option 3 | y=x^3 |

Option 4 | None of these |

Q No.11

A line connecting the points (1, 1) and (5, 3) is to be drawn, using the DDA algorithm. Find the value of x and y increments.

Option 1 | x-increment =1 ; y-increment=1 |

Option 2 | x-increment =0.5 ; y-increment=1 |

Option 3 | x-increment=1 ; y-increment=0.5 Correct |

Option 4 | none of the these |

Q No.12

Let the maximum number of pixels is a line be M. The number of subdivisions at most necessary using the mid-point subdivision method of clipping is

Option 1 | N= log _{2 }^{M}Correct |

Option 2 | N=2 ^{M} |

Option 3 | n= 2M |

Option 4 | None of the these |