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Self-Evaluation Test

1. A CONE is an object whose base is a circle and its sides taper to a point.

2. A SPHERE is a closed plane curve in which every point is equidistant from its center.

3. You can reset the options in Maya by using the PREFENCES dialog box.

4. NURBS stands for NON UNIFORM RATIONAL B-SPLINE.

5. The default NURBS objects in Maya are grouped together under NURBS PRIMITIVES.

6. You can use the SHAPES node to rename an object.

7. You can switch from the wireframe mode to the object mode by pressing 4 on the keyboard. (F)

8. A cube is a two-dimensional shape with six square or rectangular sides. (F)

9. A square is a six-sided regular polygon with six equal sides and six right angles. (F)

10. The Boundarytool helps you create a surface by filling the boundary curve. (T)

REVIEW QUESTIONS:

1. Which of the following is not a component of NURBS object? Vertex

2. Which of the following tools works similar to the brush tool in other software? Pencil Curve Tool

3. SQUAREis a four-sided regular polygon with equal sides.

4. Which of the following keys are required to adjust the centre pivot of an object? SPACEBAR

5. The NURBS SPHERE TOOLtool is used to create a sphere with faceted or a smooth appearance.

6. LOFT TOOLis the addition of surface between two or more specified drawn entities.

7. The SURFACE DEGREEoption is used to create a sphere with a faceted or a smooth

appearance.

8. The CYLINDERis a solid object in which the surface is at an equal distance from the

center.

9. The Squaretool helps you create a surface from the intersecting NURBS curves. (T)

10. The NURBS curves, which are used to create the NURBS surfaces by using the Lofttool,

should have curves with equal number of vertices. (F).

Chapter 5.

1. The Short by time button is used to arrange shader balls according to the time of their creation (oldest to newest).

2. When you double-click on any of the shader swatches, its related attributes appear in the Attribute Editor.

3. The Contains drop-down list is used to select the Black hole, Solid Matte, and Opacity Grain options.

4. The Short by name button is used to arrange shader balls alphabetically. (A-Z)

5. The Input connections are created automatically by Maya, depending upon the type of node selected.

6. The properties of the Anisotropic shader change according to the direction of the object it is applied on. F

7. The Clear Graph tool is used to rearrange nodes in the current layout such that all nodes and networks are displayed properly in the Hypershade window. T

8. The View as icons button is used to display the default name od shader balls as icons.T

9. The lower dark part of the Hypershade window is known as Work Area. F

10. The Show botton tabs button is used to display only the lower part of the two tabs in the Hypershade window. F

11. Which of the following numeric keys is pressed to view the object in shaded mode.3

12. The … Color attribute is used to add depth to an object.ambient



13. The … shader is used to apply multiple materials to the surface of an object.Layered Shader

14. The … Map shader is used to apply a non-photorealistic effect on an object.Shading

15. The Hypershade main toolbar is located below the …menubar

16. The … shader attribute is used to add depth to an object by specifying the ambience level.Ramp

17. The Transparency shader is used to make a object opaque.F

18. The Lambert shader is mainly used to create polished surfaces.T

19. The Ambient Color shader attribute is used to add depth to an object by specifying the ambience level.T

20. The Ocean shader is used to create the effect a realistic ocean.T

 

Chapter 5

  1. Which of the following tools is used to change the position of the selected UVs and their neighboring UVs to a diminishing extent?Uv Smudge

2. Which of the following mapping techniques is used to map complex objects?Automatic

3.The Rotate UVs Counterclockwise tool is used to rotate the selected UVs by 90 degrees.

4. Spherical Mappingcreates UVs by creating a spherical projection around a polygonal object.

5. You can view and edit the 2d texture coordinate of an object by using the UV Texture Editor window.

6. Press 6 to show or hide the texture image in the viewport.

7. The Cycle UVs tool is used to rotate the U and V values of a selected polygon.F

8. You can apply Planar Mapping by selecting to face of a particular object.T

9. Spherical Mapping is mainly used for planar objects.F

10. The navigation options in UV texture Editor are different from that of the normal viewport area.F

 

Which of the following is a UV mapping technique used in Maya? d) all of these

Which of the following tools is used to create a lattice around Uvs for deformation? a) UV lattice

You can change the number of projection planes in the with the automatic UV mapping technique.

The unfold selected UVs tool is used to unwrap the selected UV mesh without overlapping the Uvs.

The cylindrical mapping is used to create UVs on a poligonal object by creating a bounding cylinder around it.

The select faces to be moved in UV-space tool is used to arrange the UVs in a cleaner layout, based on the settings in the Layout UVs option box.

You can project the Planar Mapping manipulators in the camera axis. F

Automatic Mapping is mainly used for the objects that are hollow or projected outwards. T

You can map texture on to 2D UV coordinates by scaling UVs in the UV texture Editor window. T

The Sew UVs tool is used to attach the UVs along the selected borders, but it cannot be used to move them together in the texture editor window. F

CHAPTER 11


Date: 2015-12-18; view: 1017


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