BSc CSIT (TU) Science Computer Graphics (BSc CSIT, CSC209) Question Paper 2078
This is the official BSc CSIT (TU) (Science stream) Computer Graphics (BSc CSIT, CSC209) question paper for 2078, 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 2078 paper is a great way to practise under real exam conditions.
Section A: Long Answer Questions
Attempt any TWO questions.
Explain the scan-line polygon fill algorithm and the boundary fill algorithm with examples.
Explain Bezier curves and their properties. Derive the equation of a cubic Bezier curve with four control points.
Explain Bresenham's line drawing algorithm. Using it, digitize a line from (20, 10) to (30, 18) showing all the computed pixel coordinates.
Section B: Short Answer Questions
Attempt any EIGHT questions.
Differentiate between object-space and image-space methods of hidden surface removal.
What is a spline? Differentiate between interpolation and approximation splines.
Explain the key frame system in computer animation.
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.