Download PTU (I.K. Gujral Punjab Technical University Jalandhar (IKGPTU) BMCI 2020 March (Bachelor in Mobile Computing & Internet) 3rd Sem 72584 Computer Graphics Previous Question Paper

Roll No. Total No. of Pages : 02

Total No. of Questions : 09

BMCI (2014 & Onwards)/Mobile Computing & Internet

(Sem.?3)

COMPUTER GRAPHICS

Subject Code : BSBC-602

M.Code : 72584

Time : 3 Hrs. Max. Marks : 60

INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks

each.

2. SECTION-B contains FIVE questions carrying FIVE marks each and students

have to attempt any FOUR questions.

3. SECTION-C contains THREE questions carrying TEN marks each and students

have to attempt any TWO questions.

SECTION-A

1. Answer briefly :

a) Define Computer graphics.

b) What are digitizers?

c) Define RGB color model.

d) What are area filling techniques?

e) What are Cartesian co-ordinates?

f) Define Geometric transformations.

g) What is the significance of scaling transformations?

h) What is shearing? What is its need?

i) What are the characteristics of 3D graphics?

j) What are homogeneous co-ordinates?

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1 | M-72584 (S2)-267

Roll No. Total No. of Pages : 02

Total No. of Questions : 09

BMCI (2014 & Onwards)/Mobile Computing & Internet

(Sem.?3)

COMPUTER GRAPHICS

Subject Code : BSBC-602

M.Code : 72584

Time : 3 Hrs. Max. Marks : 60

INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks

each.

2. SECTION-B contains FIVE questions carrying FIVE marks each and students

have to attempt any FOUR questions.

3. SECTION-C contains THREE questions carrying TEN marks each and students

have to attempt any TWO questions.

SECTION-A

1. Answer briefly :

a) Define Computer graphics.

b) What are digitizers?

c) Define RGB color model.

d) What are area filling techniques?

e) What are Cartesian co-ordinates?

f) Define Geometric transformations.

g) What is the significance of scaling transformations?

h) What is shearing? What is its need?

i) What are the characteristics of 3D graphics?

j) What are homogeneous co-ordinates?

2 | M-72584 (S2)-267

SECTION-B

2. Explain how raster scan systems are different from random scan sytem?

3. Discuss various flood filling techniques.

4. Define Translation and reflection. How these transformations are performed in 3D

graphics?

5. Write Sutherland Hodgeman algorithm for clipping.

6. What are the various graphics display devices? Explain.

SECTION-C

7. What are input devices? Explain any five input devices with their relevant merits and

demerits.

8. What is the need of scan conversion? Write end explain Bresenham?s algorithm for scan

converting a line.

9. What is projection? Discuss its significance. Explain how parallel projection is different

from perspective projection.

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any

page of Answer Sheet will lead to UMC against the Student.

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This post was last modified on 31 March 2020