Real-Time Systems

By Prof. Rajib Mall, Prof. Durga Prasad Mohapatra   |   IIT Kharagpur, NIT Rourkela
Learners enrolled: 2833
The rapid growth of applications deploying real-time technologies has been matched by the evolutionary growth of the underlying technologies supporting the development of real-time systems. In this course, some of the core technologies used in developing real-time systems will be discussed. Mainly, the software issues related to real-time systems will be discussed, keeping the hardware discussions to bare minimum. The software issues that will be addressed are quite expansive, including the operating system and program development issues, the networking and database issues, etc. Also, some of the popular commercial real-time operating systems and their important features will be discussed in this course.

PREREQUISITES  :  Operating Systems
INDUSTRY SUPPORT  :  All software development industries, such as MicroSoft, IBM, Infosys, TCS etc.
Course Status : Ongoing
Course Type : Elective
Duration : 12 weeks
Start Date : 26 Jul 2021
End Date : 15 Oct 2021
Exam Date : 24 Oct 2021 IST
Enrollment Ends : 02 Aug 2021
Category :
  • Computer Science and Engineering
  • Systems
Credit Points : 3
Level : Undergraduate/Postgraduate

Course layout

Week-1: Introduction to Real-Time Systems
Week-2: Real-Time Task Scheduling
Week-3: Real-Time Task Scheduling (contd.)
Week-4: Real-Time Task Scheduling (contd.)
Week-5: Handling Resource Sharing and Dependencies among Real-Time Tasks
Week-6: Handling Resource Sharing and Dependencies among Real-Time Tasks (contd.)
Week-7: Scheduling Real-Time Tasks in Multiprocessor and Distributed Systems
Week-8: Commercial Real-Time Operating Systems
Week-9: Commercial Real-Time Operating Systems (contd.)
Week-10: Real-Time Communication
Week-11: Real-Time Communication (contd.)
Week-12: Real-Time Databases

Books and references

1. Rajib Mall, Real-Time Systems: Theory and Practice, Pearson Education, 2007. 
2. C. M. Krishna, Kang G. Shin, Real-Time Systems, McGraw-Hill, 2010. 
3. Jane W. S. Liu, Real-Time Systems, Pearson Education, 2009. 
4. Philip A. Laplante, Seppo J. Ovaska, Real-Time Systems Design and Analysis, Wiley, 2012.

Instructor bio

Prof. Rajib Mall

IIT Kharagpur
Rajib Mall is Professor, Department of Computer Science and Engineering, Indian Institute of Technology Kharagpur, West Bengal. He has more than a two decades of teaching  experience in the areas of program analysis and testing. He has written five text books and over 150 refereed research papers.

Prof. Durga Prasad Mohapatra

NIT Rourkela
Durga Prasad Mohapatra is a Professor, in Department of Computer Science and Engineering, National Institute of Technology Rourkela, Odisha. He has more than two decades of teaching experience in the areas of Real-Time Systems, Software Engineering, Software Testing, and Discrete Mathematics. He has written one text book on Discrete Mathematics and more than 100 refereed research papers.

Course certificate

The course is free to enroll and learn from. But if you want a certificate, you have to register and write the proctored exam conducted by us in person at any of the designated exam centres.
The exam is optional for a fee of Rs 1000/- (Rupees one thousand only).
Date and Time of Exams: 24 October 2021 Morning session 9am to 12 noon; Afternoon Session 2pm to 5pm.
Registration url: Announcements will be made when the registration form is open for registrations.
The online registration form has to be filled and the certification exam fee needs to be paid. More details will be made available when the exam registration form is published. If there are any changes, it will be mentioned then.
Please check the form for more details on the cities where the exams will be held, the conditions you agree to when you fill the form etc.


Average assignment score = 25% of average of best 8 assignments out of the total 12 assignments given in the course.
Exam score = 75% of the proctored certification exam score out of 100

Final score = Average assignment score + Exam score

YOU WILL BE ELIGIBLE FOR A CERTIFICATE ONLY IF AVERAGE ASSIGNMENT SCORE >=10/25 AND EXAM SCORE >= 30/75. If one of the 2 criteria is not met, you will not get the certificate even if the Final score >= 40/100.

Certificate will have your name, photograph and the score in the final exam with the breakup.It will have the logos of NPTEL and IIT Kharagpur .It will be e-verifiable at nptel.ac.in/noc.

Only the e-certificate will be made available. Hard copies will not be dispatched.

Once again, thanks for your interest in our online courses and certification. Happy learning.

- NPTEL team

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