Spoken Tutorial, IIT Bombay 
	        https://spoken-tutorial.org 

	        Embedded Linux Device Driver        
	 File Operations on a Device - Assignment



1. Open the simple_driver.c file.(This file is available in the code files link of this tutorial)
2. Write the different printk messages in the open and close functions.
3. Compile and load the driver.
4. Compile and execute the user program.
5. Use dmesg command to check whether the device is opened or not.
6. Unload the driver from the kernel.