A ___________ is a system which uses one or more numbers, or coordinates, to uniquely determine the position of a point.
a) co-ordinate system
b) binary-system
c) vector-system
d) euclid geometry
Q.2.
Which of the co-ordinate represents X co-ordinate in (6,8,9)?
a) 6
b) 8
c) 9
d) 0
Q.3.
Which of the co-ordinate represents Y co-ordinate in (6,8,9)?
a) 6
b) 8
c) 9
d) 0
Q.4.
Which of the co-ordinate represents Z co-ordinate in (6,8,9)?
a) 6
b) 8
c) 9
d) 0
Q.5.
_______________ and ___________ are two types of transformations.
a) quadratic, cubic
b) variable, affine
c) linear, quadratic
d) linear, affine
Q.6.
Adding points to a vector give a vector.
a) True
b) False
Q.7.
Which of the following properties are preserved in affine transformation?
a) co-linearity
b) convexity
c) concavity
d) parallelism
Q.8.
Ratio of length along a line is preserved in affine transformations.
a) True
b) False
Q.9.
Which co-ordinates allow common vector operations such as translation, rotation, scaling and perspective projection to be represented as a matrix by which the vector is multiplied.
a) vector co-ordinates
b) 3d co-ordinates
c) affine co-ordinates
d) homogenous co-ordinates
Q.10.
For orthonormal basis, which of these is correct?
a) M-1 = Mt
b) M-1 = Mt
c) M = M
d) Mt = I
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