Reg No.:

Max. Marks: 100

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04000CS 404052002

Pages: 2

Name:

APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
Eighth Semester B.Tech. Degree Examinations, September 2020

Course Code: CS404
Course Name: Embedded Systems

PARTA
Answer all questions, each carries 4 marks.
What are the building blocks of UML?
List the pros and cons of assembly language based embedded firmware
development
Which are the different levels of abstraction that have to be analysed to
understand the real-time behaviour of an embedded computing system?
List out the major drawbacks of ‘super loop’ based embedded system design
with suitable examples.
Differentiate between In System Programming (ISP) and In Application
Programming (IAP).
What is the purpose of ‘Reverse engineering’ in Embedded Product
development? Also explain the tools used for reverse engineering.
Draw a sequential program model for Seat Belt Warning System of an
automobile
Describe the Interrupt Handling mechanism of MicroC/OSII kernel.
What are the recent trends in embedded operating systems?
What are the limitations of standard Java in embedded application development?
PART ‏تا‎
‎Answer any two full questions, each carries 9 marks.
Draw a system architecture diagram for a GPS hand held map and refine it to
hardware and software architectural block diagrams with explanation.
Draw a Finite State Machine diagram for modeling the operation of a timer,

indicating and explaining all the states, events, transitions and actions.

b) Compare embedded systems and general purpose computers.

a)

Explain Data Flow Graph/Diagram (DFGs) with an example.

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Duration: 3 Hours

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