Such as with most things in life, variety in your training is important. There are many types of exercises, and they all have their functionality and benefits. Some people prefer specific workouts, while others lean towards different ones. One thing you need to know is there isn´t the best type of exercise. It all depends on what you want to achieve, what your goals are. The good thing is you can spice things up and try out different ones and see what works best for you and you like the most.