BCA Semester 5 – Computer Graphics and Animation – Unit 1: Introduction (6Hrs)

Question 1

What is computer graphics? Explain different application areas of computer graphics.

Marks: 5

Year: 2020 Final TU

1. Definition of Computer Graphics Computer Graphics is a branch of computer science that deals with the creation, manipulation, and display of visual images and objects using computers. It involves g

Question 2

Define refresh rate and persistence of monitor. Explain architecture of random scan display system with block diagram.

Marks: 10

Year: 2021 Final TU

Definitions 1. Refresh Rate - Refresh rate is the number of times per second the display screen is redrawn or refreshed. - Measured in Hertz (Hz). - Example: A refresh rate of 60 Hz means the screen

Question 3

Define horizontal and vertical retrace of electron beam. Explain architecture of random scan display system.

Marks: 5

Year: 2022 Final TU

Definitions 1. Horizontal and Vertical Retrace - Horizontal Retrace: - The return movement of the electron beam from the end of a scan line to the start of the next line. - Occurs very quickl

Question 4

Differentiate between beam penetration method and shadow mask method. How does raster scan display system work?

Marks: 5

Year: 2024 Final TU

1. Beam Penetration vs Shadow Mask Method | Feature | Beam Penetration Method | Shadow Mask Method | |---------|-----------------------|------------------| | Purpose | Produces color display using two

Question 5

Write short notes on (any two): a) RGB color model b) 2D shear transformation c) Computer Graphics Vs. Image Processing

Marks: 5

Year: 2024 Final TU

a) RGB Color Model - Definition: RGB color model represents colors as a combination of Red (R), Green (G), and Blue (B) components. - Working: - Each component varies from 0 to 255 (for 8-bit sy