February 24, 2021
zayn Al Abidin
CS602 Computer Graphics
#importantMcqs #quiz #pastpaper #pastquiz #QuizSolution
Each hyperbola consists of two
____________________________ .
1. Vertices
2. Nodes
3. Branches (Page 70)
4. Points
Rotating a point requires
1. The coordinates for the
point
2. The rotation angles
3. Both of above (Page 180)
4. None
Vectors can be multiplied in a way
1. Dot product
2. Cross product
3. Both of above (page 176)
4. None of given
Shortcoming of Sutherland-Hodgeman Algorithm
is concave polygons may be displayed with extensors lines
1. True (Page 244)
2. False
The process of subdivision an entity or
surface into one or more non-overlapping primitives.
a) Rendering
b) Modeling
c) Meshing
d) None of above (page 259)
In Trivial acceptance/reject test there are
four bits of nine regions, Bit 4 represents condition ______________.
1. Outside half plane of
left edge, to the left of left edge X < Xmin (Page 143)
2. Outside half plane of right
edge, to the right of right edge X > Xmax
3. Outside half plane of bottom
edge, below bottom edge Y < Ymin
4. Outside half plane of top
edge, above top edge Y > Ymax
In Trivial acceptance/reject test there are
four bits of nine regions, Bit 2 represents condition ______________.
a) Outside half plane of left
edge, to the left of left edge X < Xmin
b) Outside half plane of right
edge, to the right of right edge X > Xmax
c) Outside half plane of bottom
edge, below bottom edge Y < Ymin (page 143)
d) Outside half plane of top edge,
above top edge Y > Ymax
__________ is the process of describing an
object or scene so that we can construct an image of it
a) Rendering
b) Modeling (Page 164)
c) Meshing
d) None of above
Sutherland-Hodgeman clipping algorithm clips
any polygon against a concave clip polygon
a) True
b) False (Page 244)
Process of moving points in space is called
a) Rendering
b) Modeling
c) Meshing
d) None of above (Page 259)
When scaling factor Sx and Sy are assigned the
same value, ___________________ scaling is produced that maintains relative
object proportions.
a) Uniform (page 121)
b) Unequal
c) Multiform
d) Equal
___________________ transformation produces
shape distortions as if objects were composed of layers that are caused to
slide over each other.
a) Rotation
b) Translation
c) Reflection
d) Shear (Page 129)
Global coordinate systems can be defined with
respect to local coordinate system
a) True
b) False (Page 163)
The given primitives are clipped to the
boundaries of ________________ and primitives lying outside are not drawn.
a) Clipping polygon
b) Clipping circle
c) Clipping rectangle (Page 247)
d) Clipping Line
In 2D transformation, _______________ can be
achieved by rotating the object about 180 degrees.
a) Translation
b) Scaling
c) Shear
d) Reflection (page 191)
Discard a line with both endpoints outside
clipping boundaries is called as
a) Trivial reject (Page 142)
b) Trivial accept
c) Total outside
d) Total inside
In _______________ transformation one
coordinate is held fixed and the other coordinate or coordinates are shifted.
a) Rotation
b) Reflection
c) Shear click here for detail
d) Scaling
Locations can be translated or
"transformed" from one coordinate system to the other. Select correct
option:
a) True (Page
163)
b) False
Geometric patterns that is repeated at ever
smaller scales to produce irregular shapes and surfaces are called ___________
a) Geometric patterns
b) Fractals (page 352)
c) Animated components
d) Segments
Bezier curve is tangent to the lines
connecting _____________.
a) First two points
b) Last two points
c) Fist two points and last two
point (Page 340)
d) None of the given
Intensity of the electron beam is controlled
by setting _________ levels on the control grid, a metal cylinder that fits
over the cathode.
► Amplitude
► Current
► Voltage (Page 26)
► electron
Using Cohen-Sutherland line clipping, it is
impossible for a vertex to be labeled 1111.
► true
►false
Shadow mask methods can display a __________
range of colours.
► Small
► Wide (Page 29)
► Random
► crazy
Which one of the following step is not involved
to write pixel using video BIOS services.
► Setting desired video mode
► Using bios service to set color of a screen
pixel
► Calling bios interrupt to execute the
process of writing pixel.
► Using OpenGL service to set color of a
screen pixel (Page 45)
Each number that makes up a matrix is called
an ___________ of the matrix.
► Element (page 106)
► Variable
► Value
► component
1. 1. The
_______________ tests are performed for the midpoints between pixels near the
circle path at each sampling step.
2. Parabola function
3. Eclipse function
4. c. Circle
function (Page 62)
5. Line function
1. 2. Interlacing the
horizontal refresh __________
1. a. Fools the human eye
into thinking the horizontal refresh rate is faster
2. Is distracting and can cause eye fatigue
3. Is necessary because of the shape of the
rods in the human eye
4. Is no longer used in any system
1. 3. ( x^2 / a^2 ) + (
y^2 / b^2 ) = 1 is an equation of ____________________________.
2. Parabola
3. Hyperbola
4. c. Ellipse
(Page 70)
5. Circle
1. 4. Parity is a
concept used to determine which _________________ lie within a polygon.
2. Edge
3. Vertices
4. c. Pixels
(Page 80)
5. Points
1. 5. Computer Graphics
are used in ____________.
2. Movies development
3. Simulations
4. c. All of
the given
5. Game development
1. 6. Each hyperbola
consists of two ____________________________ .
2. Vertices
3. Nodes
4. c. Branches
(Page 70)
5. Points
d.
1. 7. Monochrome Adapter
(MA) is a single color adapter
2. a. True (Page 38)
3. False
b.
1. 8. ____________ is
used for circumference of a circle.
2 * pi*r
1. 9. An
improvement in the speed of line-drawing will result in an overall improvement
of most graphical applications.
2. a. True
3. b. False
1. 10._________________
is the set of points that are equidistant from its origin.
2. Line
3. Parabola
4. c. Circle
(Page 59)
5. Ellipse
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