I forget my dell bios password. How i can reset it. Please give me any master password.

I have dell Inspiron N4050. I got this laptop from my college due to gaining good marks in exam. It is give to me by Shahbaz Sharif.

If you have any question about this laptop then i am ready for giving its answer.

My college name is Lahore college for women university  (LCWU)

Laptop = Dell INSPIRON n4050

RAM = 2GB

Processor =  Intel Pentium(R) CPU B950 @ 2.10Ghz  2.10Ghz

Please help me.