Thursday, December 8, 2016

EC2042 Embedded and Real Time Systems April May 2014 Question Paper

EC6703 / EC2042 Embedded and Real Time Systems April May 2014 Past Exam Papers Free Download for Anna University Exams

Anna University Chennai
Question Paper Code: 51328
B.E./B.Tech Degree Examination, April May 2014
Eighth Semester in R-2008 / 07th Semester in R-2013
Electronics and Communication Engineering
EC2042 Embedded and Real Time Systems
(Regulation 2008)
Time: Three Hours
Maximum: 100 Marks
Question Paper Type: Past Exam Papers
Note: New Subject Code in R-2013 is EC6703

Answer ALL questions
PART A – (10 x 2 = 20 marks)
1. Differentiate top-down and bottom-up design.
2. List the functions of ARM processor in supervisor mode.
3. What is the bus protocols especially , the four- cycle handshake?
4. What is a data flow graph?
5. What are the major inter process communication mechanism?
6. Define context switching.
7. List the OSI layers from lowest to highest level of abstraction.
8. What is a distributed embedded architecture?
9. What is a PDA?
10.What is a set-top box?

PART B – (5 x 16 = 80 marks)
11.(a) Explain in detail the operation of ARM processor and coprocessor.
Or
(b) (i) with a simple system namely , a model train controller , how will you use the UML to model systems? (8)
(ii) Explain the operation of the BL instruction, including the state of ARM registers before and after its operation. (4)
(iii) How do you return from an ARM procedure? (4)

12.(a) (i) Explain the component interfacing. (8)
(ii) Explain the memory device. (8)
Or
(b) (i) Describe the basic compilation techniques. (8)
(ii) Explain the debugging process. (8)

13.(a) Explain the services of operating system in handling multiprocess scheduling and communication.
Or
(b) Discuss the power management and optimization for process.

14.(a) Discuss about Accelerator based Embedded system and network based embedded systems.
Or
(b) Explain networks for embedded systems and Internet-enabled embedded system.

15.(a) Write short notes on the following : (8+8)
(i) Data compressor.
(ii) Software modem.
Or
(b) (i) Explain the FOS tools for embedded system development. (8)
(ii) Explain Embedded hardware and software co-design. (8)

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