MCQs of Geometric Transformations (Computer Aided Design - 3161903)

Computer Aided Design (3161903) MCQs

MCQs of Geometric Transformations

Showing 11 to 20 out of 41 Questions

11.

If the values of the scaling factors sx and sy are assigned to the same value, then ___________ .

(a)	uniform rotation is produced
(b)	uniform scaling is produced
(c)	scaling cannot be done
(d)	none of the above

12.

If the values of the scaling factors sx and sy are assigned to unequal values, then ___________ .

(a)	uniform rotation is produced
(b)	uniform scaling is produced
(c)	non-uniform scaling is produced
(d)	scaling cannot be done

13.

If the value of sx=1 and sy=1, then ___________ .

(a)	reduce the size of the object
(b)	distort the picture
(c)	produce an enlargement
(d)	no change in the size of an object

14.

Reflection about the line y=0, the axis, is accomplished with the transformation matrix with how many elements as ‘0’?

(a)	8
(b)	9
(c)	4
(d)	6

15.

Which transformation distorts the shape of an object such that the transformed shape appears as if the object were composed of internal layers that had been caused to slide over each other?

(a)	Rotation
(b)	Scaling
(c)	Shearing
(d)	Reflection

16.

In a reflection, by how much angle is the object rotated?

(a)	45
(b)	90
(c)	180
(d)	360

17.

Shearing is also termed as ___________ .

(a)	selecting
(b)	sorting
(c)	scaling
(d)	skewing

18.

_________can be defined as the creation, storage and manipulation of pictures and drawings by means of a computer.

(a)	Computer graphics
(b)	FEA
(c)	Raster scan
(d)	none of the above

19.

The memory of the computer is a collection of bits and a bit can take any value in_____

(a)	0
(b)	1
(c)	either 0 or 1
(d)	neither 0 nor 1

20.

All changes performed on the graphic image are done by changing the database of the original picture. These changes are called as________.

(a)	boolean operations
(b)	transformations
(c)	scanning
(d)	none of the above

Showing 11 to 20 out of 41 Questions