What is the exam pattern for NCLEX?

NCLEX Exam Pattern:
NCLEX exam is conducted at Pearson Professional Centre. Each individual will have a different form of the exam. Since each question depends on how the previous question is answered, an individual can be given between 75 and 265 questions. Only 60 out of the first 75 questions on the exam will count, and the rest 15 questions will be kept for future examination. There are 3 levels.
Level 1- Tests candidates' knowledge and understanding
Level 2- Tests candidates' analysis and application
Level 3- Tests candidates' qualitative and aptitude.