B.TECH - Semester 7 real time operating systems Question Paper 2019 (aug)

Practice authentic previous year university questions for better exam preparation.

Brief on the pipe services defined in RTOS. ..... 4
Explain system overhead. ..... 4
Mention any four kernel primitives. ..... 4
Describe the issues involved in designing a kernel for RTOS. ..... 4 Answer any two questions from each module. Each question carries 10 marks.
Explain how message queues are used in inter-task communication. 10
Give a detailed description about RTOS semaphores. Module - III
705 REAL TIME OPERATING SYSTEMS (TA) (2008 Scheme) Time : 3 Hours Max. Marks : ..... 100 PART - A Answer all questions. Each question carries 4 marks.
Define a process. Give the commands for create and terminate process. ..... 4
What do you mean by critical section? Explain. ..... 4
Describe interrupt latency. ..... 4
Differentiate between process and thread. ..... 4
Briefly explain earliest deadline first algorithm. ..... 4
Explain the task priorities in Micro C/OS-II. ..... 4
What is shared data problem? Explain the technique deployed to overcome shared data problem.
Discuss the process management methods used in real time operating system. 10
Describe in detail on the various interrupt sources and disabling interrupts in real time operating systems.
Explain Rate Monotonic scheduling with examples. 10
With a neat diagram, explain the structure of real time kernel.
Comment on the design aspects of inter-task communication mechanism. 10
Explain the features of QNX Nutrino 2 and Micro C/OS-II.