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Course Title: Introduction to Computer Graphics and. Animation.
3 Credit Unit
Course code: CIT371
Instruction: Answer Question 1 and any other 4
1a. What is Computer Graphics all about? (4 marks)
b. List five graphic hard copy devices (5 marks)
c. Find the distance between the points (5, 2) and (7, 3) (4 marks)
d. Proof that a â—¦ b = |a||b|cosθ (5 marks)
e. Using linear systems, list and mathematically define 3 coordinate transformations.(4 marks)
(22 marks)
2a. Explain forward mapping, reverse mapping and state two problems with forward mapping (8 marks)
b. What are the meanings of each of the following forms of continuity:C0, C1, C∞ (4 marks)
3a. What's the equation of a line that passes through points (0, -1) and (2,3)? (8 marks)
b. Draw the RGB colour cube, labelling the corners of the cube and the colour axes. (4 marks)
4a. What are the application areas of computer graphics? (4 marks)
b. The table below summarizes the properties of the four primary types of printing ink. Fill the missing gap
dye colour |
absorbs |
reflects |
Cyan |
red |
|
green |
blue and red |
|
yellow |
red and green |
|
Black |
all |
(8 marks)
5. Write on the history of Computer graphics under the following:
a. the Early ‘70’s (6 marks)
b. the ‘00’s (6 marks)
6a. State 3 industries with their possible curve continuity (6 marks)
b. Explain the process of mapping image coordinates to the viewport (6 marks)
7a. Consider a rectangle whose corners are (1, 1), (3, 1), (3, 2) and (1, 2) describe the transformations which would rotate this rectangle by 90o around its centre (6 marks)
b. Define aliasing and antialiasing?(6 marks)
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You can now use you matric number to login as your username and password in a lowercase.
https://elearn.nouedu2.net/login/
Note that you are to change your passw...
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