what are the significance of kernel in RTOS ?
In every RTOS there is the kernel.
The kernel is the core supervisory software.
The kernel provides minimal logic.
Scheduling is also provided by the kernel.
The resource-management algorithm is also provided by the kernel.
RTOS kernel has various services like time management service.
RTOS kernel has device managment service.
RTOS kernel has interrupt management service.
RTOS kernel has memory management service.