Pakistan know very well from start they cant start full fledged conventional war with India, as they will not be able to compete at any area of war from Army to Airforce. They are nuclear power but they know it very well that if they use nuclera bomb they will be wiped out from world map in few minutes. So they come with new technique Terrorism. Cowards
Pakistani missiles will be useless. Pakistani Air Force and Army will retreat in a day or two. India will dominate the air space within a few hours of war declaration. But Pakistan has been developing its secret weapon system that will surprise India. India has started getting some taste of it.
It is called Pakistani military intelligence agency ISI. Sometimes in year 2000 after the defeat in Kargill war against India, Pakistan decided there is no use of competing with India in conventional arms race. India is big, twelfth richest country in the world and is a favorite of the West and the Russians.