RDA EXAM 2025/2026 Exam Questions
with Detailed Verified Answers (100%
Correct Answers) | Already Graded A+
The RDA performing a mouth mirror inspection should be able to - 🧠
ANSWER ✔✔differentiate abnormal conditions from normal conditions
The RDA may not perform which of the following, without proof of
completion of a course approved by the State of Dental Examiners - 🧠
ANSWER ✔✔coronal polish & application of pit and tissue sealants
The RDA license renewal period, with proof of education, is required every
- 🧠 ANSWER ✔✔every 2 years
The dental assistant may perform the following duties:
1. placement and ligation of arch wires
2. removal of arch wires
3. size orthodontic bands
4. placement and removal of rubber dam
1
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,5. placement and removal of matrices - 🧠 ANSWER ✔✔2. removal of arch
wires
4. placement and removal of rubber dam
5. placement and removal of matrices
Placement and cementation of crowns and bridges is a duty permitted the -
🧠 ANSWER ✔✔dentist only
In addition to using an explorer, which other instruments are permissible for
a RDA to use during an oral inspection - 🧠 ANSWER ✔✔mouth mirror
The RDA may remove excess cement - 🧠 ANSWER ✔✔supragingivally
Fitting endodontic gutta percha points prior to filling the canal is a duty
performed by the - 🧠 ANSWER ✔✔
The taking of intramural radiographs, with the California Radiation Safety
License, is a duty permitted to the - 🧠 ANSWER ✔✔
The RDA may place - 🧠 ANSWER ✔✔
The topical agent may be applied by the - 🧠 ANSWER ✔✔
A DA or RDA MAY NOT take impressions for - 🧠 ANSWER ✔✔
2
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,The RDA may remove excess cement - 🧠 ANSWER ✔✔a
How many hours of continuing education are required per renewal period
for licensure of and RDA: - 🧠 ANSWER ✔✔ANNUALLY
3 and 5
Sizing and cementation of temporary crowns may be performed by: - 🧠
ANSWER ✔✔RDA under direct supervision (2&3)
A mother brings her child to the office when dentist isn't there. Child has a
toothache and an obvious large cavity. The dentist is contacted at home
and is made aware of the patient's problem which of the following tasks
may be performed: - 🧠 ANSWER ✔✔take an x-ray and reschedule, refer to
another dentist, do a mouth mirror inspection by an RDA under general
supervision
A patient has been scheduled for suture removal 5 days after surgery. The
patient returns for his appointment, but the dentist us ill. The RDA may: - 🧠
ANSWER ✔✔check the patients mouth and reschedule him in a day or two
The placement and removal of the rubber dam may be legally performed by
the: - 🧠 ANSWER ✔✔- Non-licensed DA under direct supervision
3
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
, - RDA under direct supervision
Taking impressions for diagnostic and opposing models is the function of: -
🧠 ANSWER ✔✔the RDA and DA
Of those duties listed below, which cannot be performed by the DA under
the direct supervision of the Dentist? - 🧠 ANSWER ✔✔- placements and
ligation of arch wires
- placement of bases and liners on sound dentin
Which of the following can be used by a DA to remove excess cement left
on the tooth following the removal of orthodontic bands? - 🧠 ANSWER
✔✔none of the above
- ultrasonic scaler
- cotton pliers
- explorer
Post extraction dressings may be conducted by - 🧠 ANSWER ✔✔DA and
RDA under direct supervision
An ultrasonic scaler may be used by the RDA: - 🧠 ANSWER ✔✔- for the
removal of excess cement from an orthodontic band
4
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
with Detailed Verified Answers (100%
Correct Answers) | Already Graded A+
The RDA performing a mouth mirror inspection should be able to - 🧠
ANSWER ✔✔differentiate abnormal conditions from normal conditions
The RDA may not perform which of the following, without proof of
completion of a course approved by the State of Dental Examiners - 🧠
ANSWER ✔✔coronal polish & application of pit and tissue sealants
The RDA license renewal period, with proof of education, is required every
- 🧠 ANSWER ✔✔every 2 years
The dental assistant may perform the following duties:
1. placement and ligation of arch wires
2. removal of arch wires
3. size orthodontic bands
4. placement and removal of rubber dam
1
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,5. placement and removal of matrices - 🧠 ANSWER ✔✔2. removal of arch
wires
4. placement and removal of rubber dam
5. placement and removal of matrices
Placement and cementation of crowns and bridges is a duty permitted the -
🧠 ANSWER ✔✔dentist only
In addition to using an explorer, which other instruments are permissible for
a RDA to use during an oral inspection - 🧠 ANSWER ✔✔mouth mirror
The RDA may remove excess cement - 🧠 ANSWER ✔✔supragingivally
Fitting endodontic gutta percha points prior to filling the canal is a duty
performed by the - 🧠 ANSWER ✔✔
The taking of intramural radiographs, with the California Radiation Safety
License, is a duty permitted to the - 🧠 ANSWER ✔✔
The RDA may place - 🧠 ANSWER ✔✔
The topical agent may be applied by the - 🧠 ANSWER ✔✔
A DA or RDA MAY NOT take impressions for - 🧠 ANSWER ✔✔
2
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,The RDA may remove excess cement - 🧠 ANSWER ✔✔a
How many hours of continuing education are required per renewal period
for licensure of and RDA: - 🧠 ANSWER ✔✔ANNUALLY
3 and 5
Sizing and cementation of temporary crowns may be performed by: - 🧠
ANSWER ✔✔RDA under direct supervision (2&3)
A mother brings her child to the office when dentist isn't there. Child has a
toothache and an obvious large cavity. The dentist is contacted at home
and is made aware of the patient's problem which of the following tasks
may be performed: - 🧠 ANSWER ✔✔take an x-ray and reschedule, refer to
another dentist, do a mouth mirror inspection by an RDA under general
supervision
A patient has been scheduled for suture removal 5 days after surgery. The
patient returns for his appointment, but the dentist us ill. The RDA may: - 🧠
ANSWER ✔✔check the patients mouth and reschedule him in a day or two
The placement and removal of the rubber dam may be legally performed by
the: - 🧠 ANSWER ✔✔- Non-licensed DA under direct supervision
3
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
, - RDA under direct supervision
Taking impressions for diagnostic and opposing models is the function of: -
🧠 ANSWER ✔✔the RDA and DA
Of those duties listed below, which cannot be performed by the DA under
the direct supervision of the Dentist? - 🧠 ANSWER ✔✔- placements and
ligation of arch wires
- placement of bases and liners on sound dentin
Which of the following can be used by a DA to remove excess cement left
on the tooth following the removal of orthodontic bands? - 🧠 ANSWER
✔✔none of the above
- ultrasonic scaler
- cotton pliers
- explorer
Post extraction dressings may be conducted by - 🧠 ANSWER ✔✔DA and
RDA under direct supervision
An ultrasonic scaler may be used by the RDA: - 🧠 ANSWER ✔✔- for the
removal of excess cement from an orthodontic band
4
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
