Quiz 2

Question 1

Polygon Modeling

What are the 2 main technique used in Polygon Modeling

Answer 1

Extrusion & Subdivision

Question 2

POLYGONAL MODELING

A key to create a high resolution 3D Models
MORE FACES = HIGH RESOLUTION MODELS

Answer 2

Subdivision

Question 3

POLYGONAL MODELING

can be applied by collapsing faces to itself inwards or extending faces outward

Answer 3

Extrusion

Shortcut Key: Extrusion (E) / Extrude Manifold (Alt + E)

Question 4

POLYGONAL MODELING

What are the other ways to ADD Subdivisions?

There are 4 other ways

Answer 4

• Bevel
• Inset
• Loop Tool
• Knife

Question 5

POLYGONAL MODELING

How to smoothen the sharp edges?

Answer 5

Bevel

Shortcut Key: Ctrl + B

Question 6

POLYGONAL MODELING

Initial outline, Fill and bridge, and commonly used in creating Human 3D models

Answer 6

Edge Modeling

Question 7

CURVE AND NURBS MODELING

also known as SPLINE modeling
creates curve surface using control points

Answer 7

Nurbs
(Non-Uniform Rational Basis Spline)

Question 8

CURVE AND NURBS MODELING

What is NURBS?

Answer 8

Non-Uniform Rational Basis Spline

Question 9

CURVE AND NURBS MODELING

How can we apply Curve and Nurbs Modeling technique?

There are 2

Answer 9

Curve and Surface object

Question 10

CURVE AND NURBS MODELING

How can you adjust curve modeling?

There are 4

Answer 10

• Control Points
• Spline
• Object Options
• Modifier

Question 11

A technique that can be utilized in creating 3D Models and
Texture. IT WORKS WITH A SETS OF RULE.

Rules can be integrated within the algorithm tha t can be configured

Answer 11

Procedural Modeling

Question 12

PROCEDURAL MODELING

This can be considered application of the procedural technique

Answer 12

Parametric Modeling

In Blender, we use Modifiers to apply procedural technique

Question 13

PROCEDURAL MODELING

Pro’s and Cons of Procedural Modeling

Answer 13

PRO
▪ Ensures all your elements follow the same style and working principles.
▪ Easy to scale up and down the properties.

CONS
▪ Complex code is need for a organic-looking object.

Question 14

3D SCANNING

______ ______ to collect multiple angles of real-life objects.

Answer 14

Laser Scanner

Cons: MESSY GEOMETRY Light Scanner is quite expensive

Question 15

3D SCANNING VS PHOTOGRAMETRY

Photography rather than light.

these is also considered as texturing technique

Answer 15

Photogrametry

Question 16

3D SCANNING VS PHOTOGRAMETRY

Photogrametry Pro’s and Cons

Answer 16

PROS:
Camera of your Choice can provide a better texturing

CONS:
Multi-camera provide greater result.

Question 17

This technique usual applied when polishing the 3D Assets.

use to add more details on the 3D assets

Answer 17

Digital Sculpting

ZBrush is one of the compatible 3D Sculpting Software to Blender

Question 18

One good practice is to reuse a certain part of a model to easy create variations.

Answer 18

Modular Concepts

Question 19

Combining and modified a pre-made part module to create a new 3D model.

Some apply this technique to easy create picture out their intended 3D output

Answer 19

Kit Bashing

Question 20

Another modeling technique that can be utilize in 3D BLENDER, similar to edit mode with **another set of tools **use in altering 3D mesh.

Answer 20

3D Sculpting

Question 21

3D SCULPTING

Sculpt Mode manipulates geometry using ______.

Answer 21

Brush

Usually, applied to add more details on the 3D models

Question 22

3D SCULPTING

On the viewport shading, choose your
lightings as ______.

This will serve as the texture of your model which provides your preferred lightning visuals

Answer 22

Matcaps / Matcap

Question 23

3D SCULPTING

is one of the important settings that needs to enables.

a dynamic tessellation sculpting method, which makes it possible to sculpt complex shapes out of a simple mesh.

Answer 23

DYNTOPO (Dynamic Topology)

Question 24

3D SCULPTING

If your working a symmetrical model you can toggle mirror, this works as the mirror modifiers for sculpting.

Answer 24

Symmetry Settings

Question 25

# 3D SCULPTING Pro's and Cons of 3D Sculpting

Answer 25

**PROS** * **Non-rigid limitations** which is perfect of complex and unique design. * **More detailed and organic output**. **CONS** * **Time-consuming**, since you can using texture as an alternative way to add details to the model. * **High-resolution**, might be a cons depend on the objective and purpose of creating 3D Assets.

Question 26

The ______ ______ is a projection of scene on the viewing plane.

Answer 26

rendered image

Question 27

# WORKSPACE it has a Shader Editor and a 3D Viewport to interactively preview how the material interacts with objects and lights in the scene

Answer 27

Shading Workspace

Question 28

# WORKSPACE for texturing what can we use as default?

Answer 28

Texture Paint Workspace

Question 29

# WORKSPACE What are the 2 views in Texture Paint

Answer 29

* UV Editor * Texture Paint Mode

Question 30

# WORKSPACE the default workspace is used to **create a more controlled UVW Mapping** by adding seam and rearranging it to lessen the overlapping UVs

Answer 30

UV Editing

Question 31

# WORKSPACE What are the 2 views in UV Editing?

Answer 31

* UV Editor * Edit Mode

Question 32

Controls and **define the appearance and substance of mesh** such as its color, texture, reflection to Light It is a **data blocks** that can be assigned to more than one 3D object and different materials on one 3D object.

Answer 32

Materials

Question 33

# MATERIALS What are Materials 3 Shaders?

Answer 33

1. Surface 2. Volume 3. Displacement

Question 34

# MATERIALS This controls the **textures and light interaction** at the **surface of the mesh**.

Answer 34

Surface Shader

Question 35

# MATERIALS It **defines how light is reflected** and refracted at a surface. It **can imitate glass**, metal or just **any opaque object**.

Answer 35

Bidirectional Scattering Distribution Function (BSDF)

Question 36

# MATERIALS What are common terminology we can encounter in working Surface Shader?

Answer 36

Reflection, Transmission, Refraction

Question 37

# MATERIALS BSDFs **reflect an incoming ray** on the **same side of the surface**.

Answer 37

Reflection

Question 38

# MATERIALS BSDFs **transmit an incoming ray** through the surface, **leaving on the other side**.

Answer 38

Transmission

Question 39

# MATERIALS BSDFs are a type of Transmission, transmitting an incoming ray and **changing its direction** as it e**xit on the other side of the surface**. On the Principled BSDF, Refraction can be **adjust thru IOR** by default its 1.45

Answer 39

Refraction

Question 40

# MATERIALS This **defines the interior** of the mesh. This is utilize to create fire and smokes or combined with surface to create a **halo texture**.

Answer 40

Volume Shader

Question 41

# MATERIALS is **a physically-based volume shader** that can be used to create a wide range of volume materials.

Answer 41

Principled Volume

Question 42

# MATERIALS What are common terminology we can encounter in working Volume Shader?

Answer 42

Volume Absorption, Volume Scatter, Emission

Question 43

# MATERIALS This **emit lights** from the volume

Answer 43

Emission

Question 44

# MATERIALS This let **lights scatter** in other directions as it **hits particles in the volume.**

Answer 44

Volume Scatter

Question 45

# MATERIALS **Absorb part of the light** as it passes through the volume. Use to shade smoke, halo glass, or a mixed to scatter node.

Answer 45

Volume Absorption

Question 46

# MATERIALS The **altering the shape** of surface and volume. **Makes the mesh more detailed.**

Answer 46

Displacement

Question 47

# MATERIALS 3 Types of Displacement Methods

Answer 47

* Bump Mapping * Displacement * Mixed

Question 48

# MATERIALS A **virtual altering** the shading **but not the mesh**. **Least accurate but memory efficient.** Often **used to add smaller details** on a model.

Answer 48

Bump Mapping

Question 49

# MATERIALS **Most accurate but memory intensive** it requires a **finely subdivided mesh**. Apply actual displacement to the mesh **Baked Displacement Maps**, is one of the best result to achieve with image.

Answer 49

Displacement

Question 50

# MATERIALS **Use actual displacement for the bigger displacement** and bump for the finer details. Can **provide a good balance to reduce memory usage**.

Answer 50

Mixed

Question 51

# MATERIALS are the input **needs to produce a materials**, by default we have Principled BSDF.

Answer 51

Shader Nodes

Question 52

# MATERIALS Types of Render Engine

Answer 52

* Workbench * Cycles * Eevee

Question 53

# MATERIALS Known as **Blender Render** **Use in rendering during modeling** and test animation process **Not recommended for final rendering**

Answer 53

Workbench

Question 54

# MATERIALS The **oldest and most used of the three internal Blender engines**. **Produce a higher the quality of scene.**

Answer 54

Cycles

Question 55

# MATERIALS The current **default render engine**. **Fastest rendering power.** | Short for Extra Easy Virtual Environment Engine.

Answer 55

Eevee | Extra Easy Virtual Environment Engine

Question 56

# MATERIALS This **add a glossy reflection**, with separate control over U and V direction roughness. This shader is **only available using Cycle Render Engine**.

Answer 56

Anisotropic BSDF

Question 57

# MATERIALS This **add Lambertian Reflection** (lower roughness: standard is 0.0) and **Oren-Near Reflection** (activate thru higher roughness value). This shader is **available using Cycles and Eevee Render Engine**.

Answer 57

Diffuse BSDF

Question 58

# MATERIALS A **node used to add Lambertian emission shader**. It can apply to material, as surface to **create a glowing object** or volume to **emits light reflection** to the surface, and light surface outputs.

Answer 58

Emission

Question 59

# MATERIALS This mix refraction and reflection at **grazing angles**. **Use pure white color** to have a transparent output. This shader is **available using Cycles and Eevee Render Engine**.

Answer 59

Glass BSDF

Question 60

# MATERIALS A **node used to add reflection with microfacet** distribution, used for materials such as metal or mirrors Also available using Cycles and Eevee Render Engine

Answer 60

Glossy BSDF

Question 61

# MATERIALS Add shading for the hair

Answer 61

Hair BSDF

Question 62

# MATERIALS **Used to create a “hole”** in the image with **zero alpha transparency**, which is useful for compositing.

Answer 62

Holdout

Question 63

# MATERIALS Partly the same outcome but Mix shader can assign the dominant shade between the two using FAC.

Answer 63

Mix Shader Node and Add Shader Node

Question 64

# MATERIALS **Coined as “Uber” Shader**. **combines multiple layers** into a single easy to use node.

Answer 64

Principled BSDF

Question 65

# MATERIALS **Easy-to-use shader** for rendering hair and fur. Shader allows for this by specifying two values, Random Color and Random Roughness | Only available in Cycle Render Engine

Answer 65

Principled Hair BSDF

Question 66

# MATERIALS **Combines all volume shading components** into a single easy to use node.

Answer 66

Principled Volume

Question 67

# MATERIALS Node that is **used to add glossy refraction with sharp** or microfacet distribution, used for materials that transmit light. **Used as a building blocks and not use as it own.**

Answer 67

Refraction BSDF

Question 68

# MATERIALS Nodes that **combine multiple layers into a single easy to use node**. Specular workflow functions by specifying the facing reflection color Result may **not be physically plausible** because **there is no energy conservation**. | Only available on Eevee render Engine

Answer 68

Specular BSDF

Question 69

# MATERIALS An **illusion of adding subsurface multiple scattering**, for materials such as **skin, wax, marble, milk** and others This is done by adjusting the scale

Answer 69

Subsurface Scattering

Question 70

# MATERIALS create diffuse and glossy materials **with cartoon light effects**.

Answer 70

Toon BSDF

Question 71

# MATERIALS ******Add transparency without refraction**, passing straight through the surface, as if there were no geometry there.

Answer 71

Transparent BSDF

Question 72

# MATERIALS Add Lambertian diffuse transmission.

Answer 72

Translucent BSDF

Question 73

# MATERIALS Add reflection to materials such as **cloth**.

Answer 73

Velvet BSDF

Question 74

# MATERIALS **Allows light to be absorbed** as it passes through the volume. | Typical use for this node would be **Water** and **Colored Glass**

Answer 74

Volume Absorption

Question 75

# MATERIALS **allows light to be scattered** as it passes through the volume. | Typical use would be to add **Fog** to a scene

Answer 75

Volume Scattering

Question 76

A **flat image that applied to a 3D meshes** or models to give color and more details. is the base color of your materials

Answer 76

Texture

Question 77

The process of applying texture is called? "Texture affect the surface of the object while the materials affects the object"

Answer 77

Texturing

Question 78

**Person who is responsible on texturing** and adding materials to 3D object

Answer 78

Texture artist

Question 79

In Blender, we have a some predefined texture. What are these 2?

Answer 79

Shader Editor and UV Texture | A customized texture use a UV Texture this process is called UV Mapping

Question 80

Types of Texture?

Answer 80

Procedural and BitMap

Question 81

Use of nodes to manipulated a by defining it mathematically. Shader Editor is your workspace. Doesn’t depended to image. Resolution Independent

Answer 81

Procedural

Question 82

Image Texture or Texture Painting Required UV Mapping Achieve very realistic materials quickly. Texture file can be in JPEG, PNG, TGA

Answer 82

Bitmap