Download GTU BE/B.Tech 2019 Winter 7th Sem Old 171005 Embedded Systems Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Winter 7th Sem Old 171005 Embedded Systems Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ?VII (Old) EXAMINATION ? WINTER 2019
Subject Code: 171005 Date: 23/11/2019

Subject Name: Embedded Systems
Time: 10:30 AM TO 01:00 PM Total Marks: 70

Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

Q.1 (a) Which are the basic services offered by RTOS for the embedded system
design?

07
(b) List the difference between RISC and CISC architectures. 07

Q.2 (a) Draw and discuss the basic block diagram of architectural model of ARM
controller which you have studied.
07
(b) What is Thumb instruction set and give it?s merits and demerits. 07
OR
(b) Write short notes on PCI and ISA buses. 07

Q.3 (a) Why do the scheduling and synchronization required in any OS? Explain any one
scheduling technique.
07
(b) What are processes, tasks and threads? Explain with suitable example. 07
OR
Q.3 (a) Describe the functionality of the following instructions:
(1) LDMIA, (2) MVN, (3) ASR
07
(b) Write an assembly program to multiply two 16-bit numbers and store the result
in memory location defined as ROSE onwards.
07

Q.4 (a) What is load/ store mechanism in ARM processors? Also explain the stack
related operations.
07
(b) What is watch dog timer? What are it?s uses in embedded system? 07

OR
Q.4 (a) Describe the USB protocols and CAN protocols in detail. 07
(b) Define Embedded System, Linux Embedded System and Real time Embedded
System.
07

Q.5 (a) What do you mean by semaphore? What are the semaphore operations? 07
(b) List different addressing modes of Arm processor you studied also give some
suitable example.
07
OR

Q.5 (a) What is the need of device drives and types of device drivers? What is the role of
device manager?
07
(b) What are the deadlocks and sockets? Explain in detail. 07

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