Embedded and Real Time Systems Sixth Semester Model Question Paper Diploma in Computer Science & Engineering

Govt. of Karnataka, Department of Technical Education
Diploma in Computer Science & Engineering
Sixth  Semester
Subject: Embedded and  Real Time Systems

            Max. Marks: 100                                                                 Max. Time: 3 Hours            

Model Question Paper

            Note:   1. Section –I is compulsory.
2. Answer any TWO questions from each remaining Sections.         

Section - I
1 a.      Fill in the blanks                                                                                  5x1=5 
 b).       Explain the building blocks of navigation system                                          5           

Section – II
2.         a). what is an Embedded system? List the various applications of embedded systems                                                                                                                        5
            b). Differentiate between hard real time system & soft real time system.     5            c)   Explain the internal architecture of a processor                                        5
3          a). Differentiate between an embedded OS and a real time OS                    5
            b).  What is cross platform development? List its tools                                  5
            c).  Explain the process of generating an executable image for embedded software                                                                                                                        5
4          a). Explain the boot sequence of an embedded system                                  5
            b)   Write a C functions i) to demonstrate bit wise operators?
                                                   ii) to check whether the bit is set to 1 or not          10
5          a). Write a C program to implement CRC 32 algorithm                                 15
6          a).List the important features  of 89C51 development board                                    5
            b). List the important features of ATmega 128 microcontroller                     5
            c). What are  the reasons for the need of communication interfaces              5                       
7.         a). What are the advantages of USB over RS 232                                         5
            b).  Explain the protocol architecture of Ethernet LAN                                 5
            c).  What is IrDA interface? What are its advantages & limitations              5
Section -IV
8.         a).  What are the objects of an OS kernel                                                       5
            b).  Explain the difference between semaphore & mutex                               5
            c) Differentiate between preemptive & non preemptive OS                          5
9.         a). What are the memory management services provided  by the kernel      5             b).  List the various mobile / handheld OS and explain their features in brief                                                                                                                                    10
10.       a).   what is a smart card? List the various applications of smart card           5
      b).    Explain applications of pervasive computers and ubiquitous computers                                                                                                                        5
      c).    Write a short note on embedded intelligence                                         5

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