What is RTOS in an embedded system?

The full-form of RTOS is a Real-Time Operating System. The primary purpose of an RTOS in an embedded system is to serve the real-time applications which can process the data without any kind of buffer delays. It also looks after the hardware complexities. RTOS is used in an embedded system because it can meet real-time deadlines and can efficiently manage complexities.

Note:- Some times interviewer can give you to make a standard report at the time of embedded system interview questions.