RDA WRITTEN STATE BOARD ACTUAL EXAM
PAPER 2026 QUESTIONS WITH SOLUTIONS
GRADED A+
◉ The dental assistant may not perform what procedures without proof
of completetion of a course approved by the Dental Board of California:
Answer: Ultra sonic scaling for removal of cement from ortho bands and
pit and fissure sealants.
◉ The RDA license renewal period with proof of education is required
every? Answer: Two years (2)
◉ What is not a requirement for RDA license renewal? Answer: course
in Law and Ethics
◉ Placement and cementation of temporary crowns is a duty permitted
by: Answer: The RDA
◉ In addition to using an explorer, another instrument used by the RDA
during oral examination is a: Answer: mouth mirror
◉ The DA may NOT take impressions for: Answer: Toothborne
prosthesis
,◉ Fitting and cementing gutta percha points is a duty of the: Answer:
RDAEF under direct
◉ Exposure of intraoral radiographs, with a CA Radiation Safety Cert, is
a duty of the: Answer: DA under general
◉ Under general supervision the DA may NOT: Answer: Take facebrow
transfers and bite registrations.
◉ Non aerosol and caustic topical agents may be applied by the:
Answer: DA under direct
◉ The RDA may NOT: Answer: Adjust and cement permanent
restorations.
◉ A duty NOT delegated to the Dental Sedation Assistant permit holder
is: Answer: Placement of intravenous lines.
◉ How many hours of CE are required by the RDA every two years, for
licensure renewals: Answer: 25 hours
◉ A duty of the orthodontic assistant permit holder is: Answer: *size
orthodontic bands
, *cement ortho bands
*place and ligate archwires
◉ A mother brings her child into the office when the dentist is not in.
The child was last seen 18 months prior and now has a toothache and an
obvious lrg cavity, you: Answer: Perform a mouth mirror oral inspection
and reschedule the patient.
◉ The administration of nitrous oxide is a duty of the: Answer: Dentist
ONLY
◉ What is not true in regards to "direct supervision": Answer: The
dentist must be present in the operatory during treatment
◉ The placement and removal of a rubber dam may be leagally
performed by the: Answer: DA / direct
◉ Placement of a temporary sedative dressing may be performed by the:
Answer: RDA
◉ All RDA's may: Answer: perform all the duties of the DA
◉ Coronal polishing may be performed by: Answer: RDA
PAPER 2026 QUESTIONS WITH SOLUTIONS
GRADED A+
◉ The dental assistant may not perform what procedures without proof
of completetion of a course approved by the Dental Board of California:
Answer: Ultra sonic scaling for removal of cement from ortho bands and
pit and fissure sealants.
◉ The RDA license renewal period with proof of education is required
every? Answer: Two years (2)
◉ What is not a requirement for RDA license renewal? Answer: course
in Law and Ethics
◉ Placement and cementation of temporary crowns is a duty permitted
by: Answer: The RDA
◉ In addition to using an explorer, another instrument used by the RDA
during oral examination is a: Answer: mouth mirror
◉ The DA may NOT take impressions for: Answer: Toothborne
prosthesis
,◉ Fitting and cementing gutta percha points is a duty of the: Answer:
RDAEF under direct
◉ Exposure of intraoral radiographs, with a CA Radiation Safety Cert, is
a duty of the: Answer: DA under general
◉ Under general supervision the DA may NOT: Answer: Take facebrow
transfers and bite registrations.
◉ Non aerosol and caustic topical agents may be applied by the:
Answer: DA under direct
◉ The RDA may NOT: Answer: Adjust and cement permanent
restorations.
◉ A duty NOT delegated to the Dental Sedation Assistant permit holder
is: Answer: Placement of intravenous lines.
◉ How many hours of CE are required by the RDA every two years, for
licensure renewals: Answer: 25 hours
◉ A duty of the orthodontic assistant permit holder is: Answer: *size
orthodontic bands
, *cement ortho bands
*place and ligate archwires
◉ A mother brings her child into the office when the dentist is not in.
The child was last seen 18 months prior and now has a toothache and an
obvious lrg cavity, you: Answer: Perform a mouth mirror oral inspection
and reschedule the patient.
◉ The administration of nitrous oxide is a duty of the: Answer: Dentist
ONLY
◉ What is not true in regards to "direct supervision": Answer: The
dentist must be present in the operatory during treatment
◉ The placement and removal of a rubber dam may be leagally
performed by the: Answer: DA / direct
◉ Placement of a temporary sedative dressing may be performed by the:
Answer: RDA
◉ All RDA's may: Answer: perform all the duties of the DA
◉ Coronal polishing may be performed by: Answer: RDA
