CS2033 REAL TIME SYSTEMS L T P C
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UNIT I INTRODUCTION 9
Introduction - Issues in Real Time Computing, Structure of a Real Time System. Task
Classes, Performance Measures for Real Time Systems, Estimating Program Run
times. Task Assignment and Scheduling - Classical Uniprocessor scheduling algorithms,
UniProcessor scheduling of IRIS Tasks, Task Assignment, Mode Changes, and Fault
Tolerant Scheduling.
UNIT II PROGRAMMING LANGUAGES AND TOOLS 9
Programming Language and Tools – Desired Language characteristics, Data Typing,
Control structures, Facilitating Hierarchical Decomposition, Packages, Run-time
(Exception) Error handling, Overloading and Generics, Multitasking, Low Level
programming, Task scheduling, Timing Specifications, Programming Environments,
Run-time Support.
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UNIT III REAL TIME DATABASES 9
Real time Databases - Basic Definition, Real time Vs General Purpose Databases, Main
Memory Databases, Transaction priorities, Transaction Aborts, Concurrency Control
Issues, Disk Scheduling Algorithms, Two-phase Approach to improve Predictability,
Maintaining Serialization Consistency, Databases for Hard Real Time systems.
UNIT IV COMMUNICATION 9
Real-Time Communication - Communications Media, Network Topologies Protocols,
Fault Tolerant Routing. Fault Tolerance Techniques - Fault Types, Fault Detection. Fault
Error containment Redundancy, Data Diversity, Reversal Checks, Integrated Failure
handling.
UNIT V EVALUATION TECHNIQUES 9
Reliability Evaluation Techniques - Obtaining Parameter Values, Reliability Models for
Hardware Redundancy, Software Error models. Clock Synchronization - Clock, A
Nonfault-Tolerant Synchronization Algorithm, Impact of Faults, Fault Tolerant
Synchronization in Hardware, Fault Tolerant Synchronization in Software
TOTAL= 45 PERIODS
TEXT BOOKS:
1. C.M. Krishna, Kang G. Shin, “Real-Time Systems”, McGraw-Hill International
Editions, 1997.
REFERENCES:
1. Stuart Bennett, “Real Time Computer Control-An Introduction”,Second edition
Perntice Hall PTR, 1994.
2. Peter D. Lawrence, “Real time Micro Computer System Design – An Introduction”,
McGraw Hill, 1988.
3. S.T. Allworth and R.N. Zobel, “Introduction to real time software design”, Macmillan,
II Edition, 1987.
4. R.J.A Buhur, D.L. Bailey, “ An Introduction to Real-Time Systems”, Prentice-Hall
International, 1999.
5. Philip.A.Laplante “Real Time System Design and Analysis” PHI , III Edition, April
2004.