## BCA 2nd YEAR COMPUTER GRAPHICS Last & Previous Year Question

#### COMPUTER GRAPHICS Question Paper

2017

Part-A 10 x 1/5 = 15

Q.1. What is Virtual Reality?

Q.2 What is Refresh Rate?

Q.3 What is Unit Matrix?

Q.4 Define Aspect Ratio. Q.5 What is Penning?

Q.6 Write the condition of point clipping?

Q.7 Write the difference between Image Processing & Computer Graphics.

Q.8 Write the Application of the coordinate system.

Q.9 What is the function of a Laser Printer?

Q.10 What is Alert windows?

Part-B 5 x 3 = 15

Q.11 Write the difference between Keyboard & TouchPad.

Q.12 Explain the working of Dot Matrix and Inkjet Printers.

Q.13 Describe various Input devices.

Q.14 What is the advantage of an electro-static plotter? Explain its function.

Q.15 What is an Image Scanner? Explain various types of Image scanners.

Part-C 7,7,6 = 20

UNIT – I

Q.16 Describe Cohen-Sutherland Line Clipping Algorithm with Region Code detail.

OR

Q.16 If A = 257 2 1 -1 is a square matrix they find out is an inverse matrix.

UNIT – II

Q.17 What do you understand by Transformation? Explain Rotation and Scaling Transformation with example.

OR

Q.17 Describe the working of the Cathode Ray Tube.

UNIT – III

Q.18 Explain Midpoint Circle Algorithm.

Given Diameter = 20 Draw a circle using a Midpoint Algorithm.

OR

Q.18 Describe Bresenhem's Line Drawing Algorithm. Digitize a line with endpoints (21, 11) & (28, 13).

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