BSc CSIT (TU) Science Computer Graphics (BSc CSIT, CSC209) Question Paper 2074
This is the official BSc CSIT (TU) (Science stream) Computer Graphics (BSc CSIT, CSC209) question paper for 2074, as set in the regular annual examination. It carries 60 full marks and a time allowance of 180 minutes, across 12 questions. On Kekkei you can attempt this Computer Graphics (BSc CSIT, CSC209) past paper online with a timer, get instant AI feedback and step-by-step solutions, and track the topics where you lose marks — completely free. Whether you are revising for your BSc CSIT (TU) Computer Graphics (BSc CSIT, CSC209) exam or solving previous years' question papers, this 2074 paper is a great way to practise under real exam conditions.
Section A: Long Answer Questions
Attempt any TWO questions.
Explain Bresenham's line drawing algorithm. Using it, digitize a line from (20, 10) to (30, 18) showing all the computed pixel coordinates.
Derive the midpoint circle drawing algorithm. Use it to plot the points of a circle with radius 10 and centre at the origin for the first octant.
What is 2D geometric transformation? Explain translation, rotation and scaling with their transformation matrices in homogeneous coordinates.
Section B: Short Answer Questions
Attempt any EIGHT questions.
Explain the working principle of a Raster scan display and a Random (vector) scan display.
Explain the DDA line drawing algorithm with its advantages and disadvantages.
Derive the transformation matrix for rotation about an arbitrary point in 2D.
Explain the Sutherland-Hodgman polygon clipping algorithm with an example.
Explain the RGB and CMY color models used in computer graphics.
Write the transformation matrices for 3D translation, scaling and rotation about the x-axis.
Explain the concept of window to viewport transformation.
Differentiate between parallel projection and perspective projection.
Explain the working of a CRT (Cathode Ray Tube) with a suitable diagram.