IT2354 EMBEDDED SYSTEMS ANNA UNIVERSITY QUESTION PAPER APRIL/MAY 2011 QUESTIONS Sixth Semester Information Technology (Regulation 2008)

 IT2354 EMBEDDED SYSTEMS ANNA UNIVERSITY QUESTION PAPER APRIL/MAY 2011 QUESTIONS Sixth Semester Information Technology (Regulation 2008)

IT2354 EMBEDDED SYSTEMS ANNA UNIVERSITY QUESTION PAPER APRIL/MAY 2011 QUESTIONS Sixth Semester Information Technology (Regulation 2008)

B.E./B.Tech. DEGREE EXAMINATION, APRIL/MAY 2011

Sixth Semester

Information Technology

IT 2354 — EMBEDDED SYSTEMS

(Common to Computer Science and Engineering)

(Regulation 2008)

Time : Three hours Maximum : 100 marks

Answer ALL questions

PART A — (10 × 2 = 20 marks)

1. What is an embedded system?
2. Why microprocessor is used in embedded system?
3. Define Aspect ratio of the memory.
4. List the features of RAM bus.
5. What is multirate embedded system? Give three examples.
6. What is a real-time operating system?
7. Define cross-compiler.
8. What is in-circuit emulator?
9. List the major levels of abstractions in the embedded system design process.
10. List the major goals of design process.

PART B — (5 × 16 = 80 marks)

11. (a) (i) Discuss the challenges in embedded computing system design. (8)
(ii) Discuss the data operations of ARM processor. (8)
Or
(b) Explain the embedded system design process in detail. (16)
12. (a) Discuss the memory devices and its interfacing concepts. (16)
Or
(b) Discuss the I/O devices and its interfacing concepts. (16)
13. (a) Discuss the context switch mechanism with example. (16)
Or
(b) Discuss the various scheduling policies with example. (16)
14. (a) (i) Discuss the concept of programming in assembly language Vs high
level language. (6)
(ii) Discuss the tools used to download the embedded software into the
target system. (10)
Or
(b) Discuss the various debugging techniques and debugging challenges. (16)
15. (a) Discuss the embedded system design issues and techniques. (16)
Or
(b) Discuss the complete design of typical embedded system. (16)