B H1061 Pages: 3

Reg No.:_ Name:
APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
EIGHTH SEMESTER B.TECH DEGREE EXAMINATION, MAY 2019

Course Code: CS404
Course Name: Embedded Systems

Max. Marks: 100 Duration: 3 Hours
PARTA
Answer all questions, each carries 4 marks. Marks
1 What is an embedded computing system? Write two functionalities of an (4)

embedded system.

2 Explain the problems of hardware software co-design in an embedded system. (4)

3 Draw a concurrent program model for Seat Belt Warning System of an (4)
automobile.

+ Explain the library file in assembly language context. What is the benefit of (4)
‘library file’.

5 Briefly describe out of circuit programming in Embedded System. (4)

6 Differentiate generic IDEs with IDEs used in embedded firmware development (4)

with suitable examples.

7 Explain hard real-time considerations and soft real-time considerations (4)

8 Differentiate monolithic kernel with microkernel (4)

9 Explain System on Chip technique (SOC) (4)

10 Write any 4 bottlenecks available in the embedded industry. (4)
PART 13

Answer any two full questions, each carries 9 marks.
11 a) With a suitable example, explain the specification phase of an embedded (5)
system.
b) Show the UML representation of an object and a class with a suitable example. (4)
12 a) Design a coin operated public telephone unit based on FSM model for the (9)
following requirements.
1. The calling process is initiated by lifting the receiver (off-hook) of the
telephone unit.
2. After lifting the phone the user needs to insert a | rupee coin to make

the call.

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