I have a high school friend that did USA Marine Corps and VietNam. I asked him about his combat training and actual in theatre combat experience. He told me, "Forget all that crap and DUCK!" LOL!
If fired upon, Evasive action >>> Now!
In the Ka-50, don't be seen. Use the terrain to hide in, fly low, do not fly the pre-determined flight path. I fly freehand. May use the autopilot to rtb.