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Introducing new Paper mode
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10 questions
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- 1. Multiple-choice30 seconds1 pt
What is Transformation?
The method to flip matrix rows with the columns
Method to change shape of object
Method to change texture of object
Method to change a color of material
- 2. Multiple-choice45 seconds1 pt
Witch transformation can be performed directly?
Mirror
Rotation
Moving
Composite
- 3. Multiple-choice30 seconds1 pt
Transformation verification
is matrix composition
is first point and endpoint multiplication
is first point coordinates multiplication to transformation matrix
is division to separate matrix
- 4. Multiple-choice45 seconds1 pt
Witch sentence is incorrect?
All matrixes can be multiplied without any exception
A+B=B+A (there A and B are matrixes)
the length of columns must be the same as other matrixes rows in multiplication process
All point coordinates can be applied to one matrix in verification process
- 5. Multiple-choice45 seconds1 pt
All transformation matrixes are based on Identity matrix
yes
no
with exceptions
- 6. Multiple-choice45 seconds1 pt
in scaling transformation we can rescale:
only by one axes at once
only by two axes at once
We can rescale by all axes at once
- 7. Multiple-choice30 seconds1 pt
The order of composite transformation
rotation, scaling, moving to final point
scaling, rotation, moving to final point
moving to origin point, rotation, scaling
moving to origin point, rotation, scaling, moving to final point
- 8. Multiple-choice30 seconds1 pt
witch sentences are correct
Diagonal of transformation matrix always are "ones"
First element in transformation matrix always is 1
The last diagonals element always is 1
never all element of transformation matrix diagonal are "ones"
- 9. Multiple-choice30 seconds1 pt
Mapping point [1,-4] to homogenous space, where the factor is 3.
Points coordinate are:
[1,-4, 3]
[3, 1, 4]
[3,-12,3]
- 10. Multiple-choice30 seconds1 pt
In rotation transformation object needs to be rotated clockwise. Evaluation of angle:
negative
positive
direction doesn't affect the value
