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KG

46%

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Jurate pl

4 years

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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

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