Dr Bhim Rao Ambedkar University 2007 Microprocessors - Question Paper

1. a) Differentiate text mode and graphics mode. discuss the

different line styles with proper syntax of ‘C’.

b) What do you mean by transformations in C graphics. provide

a generalized 3D transformation matrix for scaling.

c) elaborate the octal and hexadecimal equivalents of (282)10?


d) elaborate logical gates? Draw a logical circuit of A+A.B.

e) Mention a few basic differences ranging from micro, mini and

mainframe computers.

2. a) elaborate basic graphic primitives? discuss them with ‘C’

functions.

b) Write ‘C’ code for drawing ‘n’ sided regular polygon with

every side length as ‘l’ and a central hole of diameter ‘d’.

Also fill the polygon excluding hole with horizontal lines having

red color.

3. a) discuss Chohen-Sutherland algorithm for line clipping.

b) Write ‘C’ program for drawing a parabola having focal length

‘a’.

II Year B.E./B.Tech Degree exam

MICRO-PROCESSORS APPLICATIONS

(Mechanical, Engineering)

Time : 3 hours Maximum : 75 Marks

ques. one is compulsory

ans any 4 from ques. two to 8

All ques. carry equal marks

6

4. a) Perform 300 clockwise rotation of a triangle A (10,10),

B(70,20), C(30,50), (i) about origin and (ii) about P(3,-2).

b) discuss the transformation of world coordinates into user

described view port coordinates.

5. a) discuss 1 algorithm of animation.

b) i) obtain the demical equivalent of (101 101.0101)2.

ii) obtain the binary equivalent of (284.538)10.

6. a) i) provided the truth table and logical circuit for Y=XY+XY

ii) State and prove De Morgan’s theorems.

b) discuss the flip-flops (i) S-R flip-flop and (ii) J-K flip-flop.

7. a) Draw the internal architecture of 8085.

b) Name various addressing modes. discuss direct addressing

mode and immediate addressing mode.

8. a) What is an interrupt? discuss Enabling, Disabling and

Masking of interrupts.

b) Develop a flow chart to obtain the transpose of a matrix.

Earning:   Approval pending.