CNA FAQ
The most common questions about the exam — answered clearly.
Frequently Asked Questions
How long is the CNA training program?
75–120 hours of theory + clinical, typically 4–12 weeks at a community college, nursing home, or online.
What skills are tested in the clinical exam?
5 randomly selected skills from ~25 in the NNAAP pool, including hand hygiene (mandatory in every skill).
How long is my CNA certificate valid?
Most states: 2 years, requiring 24 hours of paid work activity.
Can I work before my certification is official?
Under federal law, a new CNA trainee can work up to 4 months before passing the exam.
What's the difference between CNA and HHA?
CNA: works in nursing facilities. HHA (Home Health Aide): works in patients' homes. Both require training and certification.