Sir In 2012 I Checked My Sugar Level Through ACCUmonitor

Sir in 2012 I checked my sugar level through ACCUmonitor machine mine reading was 300 fasting and (PP) was 500 and then I started workout like running and dieting then after one month I again checked n it was normal ,it goes till two years all normal but in 2014 I was diagnosed as a diabetic till now I am eating medicine. Last few days I started dieting because my weight is (95kg)height 5-7 like in morning I used to have breakfast like egg only whiteone, twochapati in afternoon lunch and onlysoup in dinner and in between I used to have carrot and cucumber if I feel hungry. Sir I want to ask u..........
1)which type of diabetic i am. 2)is it good for my health to do dieting 3)i am using medicine morning and evening two times I have to take regularly while dieting. 4)while dieting sugar level goes down or not