Download GTU BE/B.Tech 2018 Winter 8th Sem New 2180808 Embedded Systems Question Paper

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Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-VIII (NEW) EXAMINATION - WINTER 2018
Subject Code: 2180808
Subject Name: Embedded Systems

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Time: 02:30 PM TO 05:00 PM Date: 15/11/2018
Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.

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3. Figures to the right indicate full marks.

Q.1 (a) What is Embedded System? Explain its overview with neat block 03
diagram in detail.
(b) Differentiate: 1. Digital Signal Processor (DSP) v/s General Purpose 04

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Processor (GPP) 2. RAM v/s ROM
(c) Briefly discuss the SOC of Embedded System and the use of VLSI 07
circuit design technology in it.

Q.2 (a) Classify Embedded systems along with their applications. 03

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(b) What is Watch Dog Timer? Explain it in detail with suitable example 04
(c) Explain the serial communication devices in Embedded System in 07
detail.
OR
(c) Explain in detail the design process in Embedded System. 07

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Q.3 (a) Define: [1] Firmware [2] Cache [3] Interrupt 03
(b) What is Real Time Clock? Explain it in detail with suitable Example 04
(c) Explain the Interrupt servicing (handling) mechanism in Embedded 07
System.

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OR
Q.3 (a) Define: [1] Pipes [2] Sockets [3] Signals 03
(b) Explain various software tools for designing the Embedded System. 04
(c) State the characteristics of Function, ISR and Task in brief. 07

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Q.4 (a) Define: [1] Process [2] Thread [3] Task 03
(b) Explain any three wireless and mobile system protocols. 04
(c) Explain SEMAPHORES & their functions in Embedded System. 07
OR
Q.4 (a) Enlist the features of MSP430. 03

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(b) Write a short note on Mailbox. 04
(c) What is DMAC? Explain DMAC in Embedded System. 07

Q.5 (a) Explain File System Organization of an OS in brief. 03
(b) Explain Process Management in RTOS. 04

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(c) Explain various Embedded hardware units and devices used in an 07
Embedded System in detail
OR
Q.5 (a) Why does an OS provide two modes, user mode and supervisory 03
mode?

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(b) Explain Memory Management in RTOS. 04
(c) Explain Real Time Operating System in detail with neat sketch. 07