If they are pre-programmed then they are utterly useless. The drones have to be piloted remotely and move and change course according to the ground commanders.
Turkey, Greece, UK and Pakistan have produced UAV which are leagues behind the American UAV proramme which is exactly why all of them have lined up in purchasing American Armed UAV’s.
Because the R&D that goes into making an Armed UAV is very extensive and quite expensive.
Something which you fail utterly to understand.
Thats like saying that if Pakistan started making its own Rickshaws then it can produce a Ferrari.
And neither do you.
Have you ever heard of Anti-Radiation Missiles?