Session 5: Character Device Driver Basics 

• Major & minor numbers
• Registering character device drivers

Session 6: File Operations & Device Nodes 

• Implementing open, read, write, and close operations
• mknod command for creating device nodes

Session 7: Hands-on Lab – Implementing File Operations in a Character Driver 

Session 8: Debugging & Kernel Logging 

• Using dmesg, printk, and sysfs for debugging