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SalesforceCertification

PDI

Platform Developer I

Master the Platform Developer I exam with 200+ questions, expert-verified explanations, and detailed answer keys. Perfect for professionals advancing in the Salesforce ecosystem.

4.8(55 ratings)

200+ questionsExpert Explanations Included10 Sample Questions

Try 10 Free Questions Get Full Access

Quick Stats

VendorSalesforce

Sample Questions10 questions

30-day access$49.99 ($1.67/day)

90-day access$69.99 ($0.78/day) ✓

Real Exam Questions PDFLifetime · keep forever$19.99

Free Exam Brief

Topics, exam shape, and sample questions

Official Resources

Trailhead Exam Guide Schedule Exam

Exam Domains & Topics

223 questions across 5 domains

Logic And Process Automation42% · 94 Qs

Testing, Debugging, And Deployment22% · 48 Qs

User Interface21% · 47 Qs

Data Modeling And Management13% · 30 Qs

Salesforce Fundamentals2% · 4 Qs

What learners say

Feedback from people who studied PDI on NerdExam.

Best Apex and SOQL drilling I found. Solid prep.

carlos_mxSalesforce admin moving to dev

I had hands-on Apex experience but kept tripping on data modeling questions. Drilling those here fixed the gap fast.

rania.saMid-level developer

Solid for Visualforce and Lightning Web Components review. Not flashy, but the answer explanations helped me understand the why instead of just memorizing.

chiamaka_oSalesforce consultant

I studied for PDI over about six weeks using a few different resources. The Apex trigger scenarios here were the most realistic I found - especially the ones covering order of execution. Worth it for that coverage alone.

Kira M.CRM developer

The questions lean harder on Apex and testing frameworks than I expected, which threw me off at first. Once I adjusted my study plan it came together. The security model section also pushed me to actually understand profiles versus permission sets instead of just guessing.

hans_deBusiness analyst transitioning to dev

The questions on governor limits and bulk processing are spot-on for what PDI actually tests. I was a career-switcher and this gave me real confidence going in.

tyler.jCareer switcher

Free Practice

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Full interactive quiz with detailed explanations, score analysis, and weak topic identification. No sign-up required.

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223 total questions available5 exam domainsExpert-verified explanations

What you get with full access

Multiple Question Types

Single choice, multi-select, drag-and-drop, ordering, hotspot, and more.

Detailed Explanations

Expert-verified explanations for every question to help you learn, not just memorize.

Score Analysis

Domain-level breakdown showing exactly where you need to focus.

Timed Exam Mode

Simulate exam-style conditions with configurable time limits.

Real Exam Questions PDF

Downloadable bank of real exam questions with full topic coverage and detailed explanations.

Progress Tracking

Track your mastery over time with adaptive learning recommendations.

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nerdexam

Loading exam details...

nerdexam

SalesforceCertification

PDI

Platform Developer I

Master the Platform Developer I exam with 200+ questions, expert-verified explanations, and detailed answer keys. Perfect for professionals advancing in the Salesforce ecosystem.

4.8(55 ratings)

200+ questionsExpert Explanations Included10 Sample Questions

Try 10 Free Questions Get Full Access

Quick Stats

VendorSalesforce

Sample Questions10 questions

30-day access$49.99 ($1.67/day)

90-day access$69.99 ($0.78/day) ✓

Real Exam Questions PDFLifetime · keep forever$19.99

Free Exam Brief

Topics, exam shape, and sample questions

Official Resources

Trailhead Exam Guide Schedule Exam

Exam Domains & Topics

223 questions across 5 domains

Logic And Process Automation42% · 94 Qs

Testing, Debugging, And Deployment22% · 48 Qs

User Interface21% · 47 Qs

Data Modeling And Management13% · 30 Qs

Salesforce Fundamentals2% · 4 Qs

What learners say

Feedback from people who studied PDI on NerdExam.

Best Apex and SOQL drilling I found. Solid prep.

carlos_mxSalesforce admin moving to dev

I had hands-on Apex experience but kept tripping on data modeling questions. Drilling those here fixed the gap fast.

rania.saMid-level developer

Solid for Visualforce and Lightning Web Components review. Not flashy, but the answer explanations helped me understand the why instead of just memorizing.

chiamaka_oSalesforce consultant

I studied for PDI over about six weeks using a few different resources. The Apex trigger scenarios here were the most realistic I found - especially the ones covering order of execution. Worth it for that coverage alone.

Kira M.CRM developer

The questions lean harder on Apex and testing frameworks than I expected, which threw me off at first. Once I adjusted my study plan it came together. The security model section also pushed me to actually understand profiles versus permission sets instead of just guessing.

hans_deBusiness analyst transitioning to dev

The questions on governor limits and bulk processing are spot-on for what PDI actually tests. I was a career-switcher and this gave me real confidence going in.

tyler.jCareer switcher

Free Practice