RTU 2016 Question Paper Semester VI Computer Science and Engineering Embedded System Design

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B.Tech. VI- S em. M;ir/B ack)
ExaT" A1l lMaf}O l'6
ComPuter Science & Engineetl'g
icssa Embedded sYstem Design

Maximum Marks: 80
Time: 3 Hours 26
Min. Passing Marks (Main & Back):

Instructions to Candi'dates :'

Attemptanyftvequestions,selectingonequestionfromegchunit.Allbe shown
carry'rquol marks. schematic diagrams must
Questions be assumed
necessary. Any data you feel missing may suitably
wherever
and stated clearlY'
must be stated clearly'
units of quantities used/ calculated

tJseoffollowingsupportingmaterialispermittedduringexamination,
(Mentioned in form No' 205 )
2. NIL----
l.NIL_-__------.--.----------.---

I]NIT.I
-
hardware needs before designing an
Q.1 (a) What is embedded system? What are the t8l
embedded sYstem?
system and a general comPuting
(b) What is the difference between an embedded t8l
sYstem?
OR
gate
programmable logic devices?
Also explain field programmable
Q.1 (a) What are
t8l
logic devices'
arrays and complete programmable

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[6E6o2s]

(b) what are the advantages of programmable logic devises
over fixed logic
devices?
t8l

Q.2 (a) Explain level triggered and edge triggered internrpts.
which one of these
intemrpts in generally recoflrmended for intemrpt
signals that are very short or
very long?
tgl
(b) what are intemrpt service routines (ISRs) and how
ISRs handle a intemrpt?
tgl
OR
Q.2 (a) what is context and why context saving occurs in
a murtitasking system?
t8l
(b) what operations are performed by cpu for sorving
shared data problems?
t8l
UNIT-III
Q.3 (a) What is real time operating system? Categorizeit,
also write down its benefits.
[g]
(b) Describe the various states of tasks with respect
to RTOS. Also explain the role
of timer function in RTOS.
t8l
OR
Q.3 (a) Write short note on the following: _
t8l
(i) Scheduler

(ii) Reentrancy.
(b) How inter task communication process is done by mailboxes
and pipes? IgI
UNIT.IV
Q.4 (a) Briefly describe the steps involved in embedded
system deveropment.
t8l
(b) Explain the parameters of real time task. Also
enlist the types of task scheduling
in RTOS.
tSl
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.i

OR

Q.4 (a) Wnte short note on the following: - tgl
(i) QNx
(ii) RT LrNUX
(b) What is real time system? Differentiate hard real time system and soft real time
system. tgl

UNIT-V
\-, Q.5 (a) Explain the process of software code development in embedded system. t8l
(b) Explain the version techniques by which the code in uploaded to target board. [8]
OR

Q.5 Write short note on the followings: - t16l
(a) Logic Analyzer
(b) In circuit Emulator (ICE)
(c) Monitor
(d) Issues with traditional Emulation.

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