In order to become a certified nurse practitioner, it is compulsory for a person to complete the accredited program and pass the National Council Licensure Examination.
Even if you have completed your master degree or doctoral program, you are still required to sit for the exam.
Passing the board exam is not really difficult if the right approach is being used.
Here are some useful guidelines for your kind reference:

• It is important for you to be fully aware of the curriculum structure of your course.
  Once you have full understanding of what areas to be focused, it will definitely make your study easier.
  Besides study, you are reminded to complete all your assignments on time.
  
• You need to work out a study schedule and stick to it.
  Make sure that you have adequate time to do your revision on all important topics.
  Go through the sample of exam questions first before you sit for the real exam.
  
• You are advised to gain as much real experience as possible through internship program.
  You can also offer yourself as volunteer in local hospital.
  By doing so, you will be exposed to the real working environment and you are able to learn the necessary clinical skills for different types of treatments.
  This will definitely assist you to pass your exam easier.
  
• Take the initiative to mix with your seniors so that they can share their study tips and experience with you.
  If you manage to get a mentor in this line, it would be more ideal.
  
• Communicate closely with your lecturers if you encounter problems in your study.
  Get their assistance and guidance to improve your marks.
  

If you aim to pass the examination with flying colors, you need to put in extra effort in your study.
Study consistently and have strong determination.