Wall for Habibkhan

Sir Can you please check http://gateoverflow.in/2760/gate1996_8 this question. I have similar doubt like sachin mittal

sir please check this  http://gateoverflow.in/908/gate2003-18

Sir please help with this one http://gateoverflow.in/145828/cn-network-layer-rip-implementation

http://gateoverflow.in/3663/gate2004-it-22
sir please  clear this doubt
and what is correct answer

bhai kaisa rha result?

http://gateoverflow.in/115701/memory-management
whats the solution for this

http://gateoverflow.in/114496/madeeasy is my analysis right..is there any shortcut for this question...

http://gateoverflow.in/112222/semaphor-blocked-processes
Explain pls

http://gateoverflow.in/112370/grammar can you answer this question please.

Answer the question please..
http://gateoverflow.in/110771/transport-layer