INBDE (Integrated National Board Dental Examination (JCNDE)) — Free Online Mock Test
Current US dental licensure exam (replaced NBDE I & II in 2022). Two 7-hour days, ~500 MCQ. Integrates basic + behavioural + clinical sciences in patient-case scenarios. Foundational Knowledge + Clinical Content domains. Pass at 75 scaled. · Official language: English.
Elite
United States
Medical Licensing
500 questions
900 min
50 distinct variants
Start free practice test →
INBDE section breakdown
The INBDE mock test on Wrexa Edge replicates the real exam's section structure — same names, same question count per section, same time limits. Inter-section breaks are enforced.
-
Day 1 Morning — Foundational Knowledge (125 Q)
125 questions · 225 minutes · ~108 sec/question
-
Day 1 Afternoon — Clinical Cases (125 Q)
125 questions · 225 minutes · ~108 sec/question
-
Day 2 Morning — Patient Management (125 Q)
125 questions · 225 minutes · ~108 sec/question
-
Day 2 Afternoon — Ethics & Behavioural (125 Q)
125 questions · 225 minutes · ~108 sec/question
INBDE scoring & marking scheme
Strategy: INBDE has no negative marking. Attempt every question — blank answers cost you potential marks but cannot pull your score down.
Scale: INBDE (pass scaled 75).
How INBDE is conducted
Mode
Standard — practice without proctoring on Wrexa Edge, or enable optional webcam proctoring to simulate test-day conditions.
Test format
Linear / fixed-form — every candidate sees the same number of questions per section.
Backtracking
Allowed — you can revisit and change answers within a section.
Mark for review
Available — flag tough questions and return to them before submitting the section.
INBDE time strategy
With 500 questions in 900 minutes, you have about 108 seconds per question on average. Successful candidates aim for the following pacing on each section:
Day 1 Morning — Foundational Knowledge (125 Q)
Target ~108 sec/question. If a question takes more than 162 seconds, mark for review and move on.
Day 1 Afternoon — Clinical Cases (125 Q)
Target ~108 sec/question. If a question takes more than 162 seconds, mark for review and move on.
Day 2 Morning — Patient Management (125 Q)
Target ~108 sec/question. If a question takes more than 162 seconds, mark for review and move on.
Day 2 Afternoon — Ethics & Behavioural (125 Q)
Target ~108 sec/question. If a question takes more than 162 seconds, mark for review and move on.
Wrexa Edge's analytics show your actual time-per-question after every mock so you can spot which sections you're losing time on.
INBDE topics covered
Across the 50 Wrexa Edge variants of INBDE, the following topics appear most often (sample distribution from one variant):
Day 1 Morning — Foundational Knowledge (125 Q)
- Biology — Fundamentals · 35
- Chemistry — Fundamentals · 20
- Path — Cysts · 3
- Occlusion — Classification · 2
- Periodontology — Anatomy · 2
- Periodontology — Microbiology · 2
- Endodontics — Diagnosis · 2
- Endodontics — Irrigation · 2
Day 1 Afternoon — Clinical Cases (125 Q)
- Reading — Vaccines · 5
- Reading — Neural Networks · 5
- Reading — Plate Tectonics · 5
- Reading — Trade History · 4
- Reading — Photosynthesis · 4
- Path — Cysts · 3
- Radiography — Views · 3
- Reading — Marine Biology · 3
Day 2 Morning — Patient Management (125 Q)
- Reading — Vaccines · 6
- Reading — Neural Networks · 5
- Reading — Plate Tectonics · 5
- Reading — Photosynthesis · 5
- Reading — Trade History · 4
- Reading — Industrialisation · 4
- Path — Cysts · 3
- Reading — Marine Biology · 3
Day 2 Afternoon — Ethics & Behavioural (125 Q)
- Reading — Vaccines · 6
- Reading — Neural Networks · 5
- Reading — Plate Tectonics · 5
- Reading — Photosynthesis · 5
- Reading — Trade History · 4
- Reading — Industrialisation · 4
- Path — Cysts · 3
- Reading — Marine Biology · 3
Sample INBDE questions
A preview of real practice questions from the Wrexa Edge INBDE bank — the same style, phrasing and difficulty you'll face on test day. Full solutions unlock free inside the mock.
Day 1 Morning — Foundational Knowledge (125 Q) · Anatomy — Notation
Q1. Tooth notation under the Universal Numbering System (US): tooth #8 is the:
Why: Correct answer: D — Permanent maxillary right central incisor. Topic: Anatomy — Notation.
Day 1 Afternoon — Clinical Cases (125 Q) · Anatomy — Notation
Q2. Tooth notation under the Universal Numbering System (US): tooth #8 is the:
Why: Correct answer: D — Permanent maxillary right central incisor. Topic: Anatomy — Notation.
Day 2 Morning — Patient Management (125 Q) · Anatomy — Notation
Q3. Tooth notation under the Universal Numbering System (US): tooth #8 is the:
Why: Correct answer: D — Permanent maxillary right central incisor. Topic: Anatomy — Notation.
Day 2 Afternoon — Ethics & Behavioural (125 Q) · Anatomy — Notation
Q4. Tooth notation under the Universal Numbering System (US): tooth #8 is the:
Why: Correct answer: D — Permanent maxillary right central incisor. Topic: Anatomy — Notation.
Day 1 Morning — Foundational Knowledge (125 Q) · Anatomy — Roots
Q5. How many roots does a normal maxillary first molar have?
Why: Correct answer: A — Three — two buccal (MB, DB) and one palatal. Topic: Anatomy — Roots.
Day 1 Afternoon — Clinical Cases (125 Q) · Anatomy — Roots
Q6. How many roots does a normal maxillary first molar have?
Why: Correct answer: A — Three — two buccal (MB, DB) and one palatal. Topic: Anatomy — Roots.
These are a handful of the 25000 unique INBDE questions across all 50 Wrexa Edge variants — start a free mock to attempt the full set with instant scoring.
INBDE difficulty calibration
Elite tier. Elite-tier: among the toughest exams in its category. Most successful candidates prepare for 6-12+ months.
Current US dental licensure exam (replaced NBDE I & II in 2022). Two 7-hour days, ~500 MCQ. Integrates basic + behavioural + clinical sciences in patient-case scenarios. Foundational Knowledge + Clinical Content domains. Pass at 75 scaled. · Official language: English.
Verified content — Wrexa Edge's INBDE bank has been deeply curated with real exam-aligned content (estimated 100% syllabus coverage).
How Wrexa Edge prepares you for INBDE
Real test-day interface
Our vignette skin mirrors the actual INBDE testing software — same timer, palette, tools, and navigation.
50 distinct variants
25000 unique practice questions, each variant a fresh test — not just shuffled options.
Detailed analytics
Scaled score, section accuracy, topic-wise heatmap, time-per-question — see where to focus after every attempt.
Spaced repetition (Notebook)
Wrong answers and flagged questions flow into an SM-2 spaced-repetition deck so you actually retain what you learn.
Optional proctoring
Browser-based face-api detection (no install) — turn it on to simulate a high-stakes environment.
Free to start
No credit card. Sign up, pick a variant, and your first INBDE mock starts in under a minute.
INBDE study plan
A phase-by-phase roadmap from your first concept to test-ready. Stretch or compress each phase to fit the time you have before your attempt.
1
Phase 1 — Learn the syllabus
Weeks 1–4
- Work through every section — Day 1 Morning — Foundational Knowledge (125 Q), Day 1 Afternoon — Clinical Cases (125 Q), Day 2 Morning — Patient Management (125 Q), Day 2 Afternoon — Ethics & Behavioural (125 Q) — from your core study material
- Make short notes and a formula/fact sheet you can revise quickly
- Attempt topic questions right after finishing each area
2
Phase 2 — Practice & sectionals
Weeks 5–8
- Solve previous-year and practice questions section by section
- Time yourself on Day 1 Morning — Foundational Knowledge (125 Q) and your weakest areas
- Keep an error log and revisit every mistake weekly
3
Phase 3 — Full-length mocks
Weeks 9–12
- Take full-length INBDE mocks in the real test interface
- Analyse accuracy, time per question and silly mistakes after each mock
- Revise from notes and re-attempt only weak-topic questions
Where INBDE can take you
A strong INBDE result opens up these careers and higher-study paths:
Clinical practice
A pass grants the licence required to practise and treat patients in your jurisdiction.
Residency & specialisation
Qualifies you for residency, postgraduate training and specialist certification.
Hospital & public health roles
Positions across hospitals, public-health services and research institutions.
Frequently asked questions
- What is the INBDE exam pattern?
- Integrated National Board Dental Examination (JCNDE) contains 500 questions across 4 sections: Day 1 Morning — Foundational Knowledge (125 Q), Day 1 Afternoon — Clinical Cases (125 Q), Day 2 Morning — Patient Management (125 Q), Day 2 Afternoon — Ethics & Behavioural (125 Q). Total duration is 900 minutes (about 108 seconds per question).
- Does INBDE have negative marking?
- No — INBDE has no negative marking. Each correct answer is worth 1 mark, so attempt every question.
- How is INBDE scored?
- Scaled score range: 0 to 100. INBDE (pass scaled 75).
- How can I practise INBDE online for free?
- Wrexa Edge gives you 10 free full-length INBDE mock tests — with instant scoring, detailed explanations and analytics — plus 40 more with Pro. Start practising in under a minute, no card required.
- What is the difficulty level of INBDE?
- INBDE is rated Elite difficulty on Wrexa Edge. Elite-tier: among the toughest exams in its category. Most successful candidates prepare for 6-12+ months. Current US dental licensure exam (replaced NBDE I & II in 2022). Two 7-hour days, ~500 MCQ. Integrates basic + behavioural + clinical sciences in patient-case scenarios. Foundational Knowledge + Clinical Content domains. Pass at 75 scaled. · Official language: English.
- How long is the INBDE exam?
- INBDE runs for 900 minutes total across 4 sections. On Wrexa Edge the timer is enforced exactly as on the real exam — including mandatory inter-section breaks.
- What topics are covered in INBDE?
- INBDE is split into: Day 1 Morning — Foundational Knowledge (125 Q), Day 1 Afternoon — Clinical Cases (125 Q), Day 2 Morning — Patient Management (125 Q), Day 2 Afternoon — Ethics & Behavioural (125 Q). Each section is timed and weighted separately. Current US dental licensure exam (replaced NBDE I & II in 2022). Two 7-hour days, ~500 MCQ. Integrates basic + behavioural + clinical sciences in patient-case scenarios. Foundational Knowledge + Clinical Content domains. Pass at 75 scaled. · Official language: English.
- What tools or aids are allowed during INBDE?
- No special tools are required.
- Is the INBDE test adaptive?
- No — INBDE is a fixed-form (linear) test. Every candidate sees the same number of questions per section.
- How many INBDE mock tests does Wrexa Edge offer?
- Wrexa Edge generates 50 distinct INBDE variants — each with different question content, not just shuffled options — the first 10 free for everyone and 40 more with Pro. That's 25000 unique practice questions in the real test-day interface.
- Is there a free INBDE test series 2026?
- Yes. The Wrexa Edge INBDE test series for 2026 gives you 10 free full-length mock tests (50 in total) plus subject-wise and topic-wise tests — instant scoring and detailed analysis, no card required.
- Are INBDE previous year question–style papers included?
- Every INBDE mock is modelled on the official exam pattern and the style of previous years' papers — the same 500-question structure, sections and marking — so your practice mirrors the real paper you'll sit.
- Which is the best free INBDE mock test online?
- Wrexa Edge's INBDE mock test replicates the real exam interface, timing and marking scheme, with instant score, section-wise analysis and 50 fresh variants — a strong free choice for 2026 preparation.
- Can I take the INBDE mock test on mobile?
- Yes. INBDE mock tests run in any browser on mobile, tablet or desktop — no app or download needed. Start on your phone and your progress and analytics sync when you sign in.
- What is the INBDE syllabus?
- The INBDE syllabus maps to its 4 sections: Day 1 Morning — Foundational Knowledge (125 Q), Day 1 Afternoon — Clinical Cases (125 Q), Day 2 Morning — Patient Management (125 Q), Day 2 Afternoon — Ethics & Behavioural (125 Q). Wrexa Edge's mock tests cover the complete syllabus topic by topic — see the topics-covered breakdown above — so you practise every area at real exam difficulty.
- What is the eligibility for INBDE?
- Eligibility for INBDE — age, qualification and number of attempts — is set by the official conducting body and can change each cycle, so always confirm the current official notification before applying. Wrexa Edge focuses on realistic INBDE practice: 10 free full-length mocks in the exact exam pattern, ready whenever you are.
- When is the INBDE exam and how should I prepare?
- Official INBDE exam dates are announced by the conducting body for each cycle — check the latest notification for the current schedule. To be ready, follow a phased study plan and take full-length timed mocks; Wrexa Edge gives you 10 free INBDE mocks with instant scoring so you can track your readiness week by week.
Ready to ace INBDE?
Join thousands of candidates practising on Wrexa Edge. Free signup, 50 variants per exam, instant scoring.
Start practising free →