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IBM LOT-838 Exam Overview:
| Certification Vendor: | IBM |
|---|---|
| Exam Name: | IBM Lotus Notes Domino 8 Developing Composite Applications |
| Exam Number: | LOT-838 / 190-838 |
| Real Exam Qty: | 83 - 100 |
| Certificate Validity Period: | 3 years |
| Exam Format: | Multiple Choice, Multiple Select |
| Exam Price: | $150 - $200 USD |
| Passing Score: | 70% |
| Related Certifications: | IBM Certified Lotus Notes and Domino 8 Application Developer |
| Available Languages: | English |
| Exam Duration: | 90 minutes |
| Recommended Training: | Domino 8 Composite Application Development Courses IBM Redbooks: Composite Applications with Lotus Notes and Domino 8 |
| Exam Registration: | Prometric Registration |
| Sample Questions: |  |
| Exam Way: | Computer-based testing at Prometric test centers |
| Pre Condition: | Recommended: IBM Lotus Notes Domino 8 Application Development Intermediate Skills (Exam 834) or equivalent experience |
IBM LOT-838 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Composite Application Architecture & Concepts | 20% | - Component model and lifecycle - Notes/Domino 8 integration architecture - Understand composite application framework |
| Topic 2: Data Integration & Services | 20% | - XML and Web Services integration - LotusScript and Formula language usage - Connectivity with external systems |
| Topic 3: Designing & Building Composite Applications | 25% | - Use Domino Designer 8 for composite design - Assemble components and wiring - Work with properties, actions, and events |
| Topic 4: User Interface & Navigation | 15% | - Layout and navigation design - Context sharing between components - Customize user interface components |
| Topic 5: Security, Deployment & Troubleshooting | 20% | - Security models and access control - Debugging and performance tuning - Deploy and publish composite applications |
IBM LOT-838 Exam FAQ: Read This First
Which domains make up the LOT-838 exam?
The IBM Lotus Notes Domino 8 Developing Composite Applications exam spans 5 domains, and they are not weighted equally. The top areas are Security, Deployment & Troubleshooting — 20%, Designing & Building Composite Applications — 25%, User Interface & Navigation — 15%. Budget your study hours to match those weights; the full domain list is in the outline section further up this page.
Are there official IBM courses for the LOT-838 exam?
Yes. IBM officially recommends these training options for the IBM Lotus Notes Domino 8 Developing Composite Applications exam:
- IBM Redbooks: Composite Applications with Lotus Notes and Domino 8
- Domino 8 Composite Application Development Courses
Training builds the foundation — then measure it with the 100 practice questions for the LOT-838 exam from Real4test to see how you perform when the clock is running.
What does passing the LOT-838 exam actually get me?
The LOT-838 exam is IBM's official certification test, and passing it earns the IBM Certified Application Developer - Lotus Notes and Domino 8 credential at the Professional level. In career terms, it is verified proof of skill — the kind that moves you up the shortlist when your company works with IBM technologies, or when you apply to one that does. The same track also includes IBM Certified Lotus Notes and Domino 8 Application Developer, so this exam can anchor a longer certification plan.
What is the LOT-838 passing score, and how much is the exam fee?
You pass the IBM Lotus Notes Domino 8 Developing Composite Applications exam at 70%, and each attempt costs $150 - $200 USD — fail, and that fee is due again in full for the retake. Treat mock exams as insurance: keep practicing with Real4test until your scores sit comfortably above 70% twice in a row, then schedule the real LOT-838 exam.
Can I check your LOT-838 questions before buying?
Please do. Real4test offers a free demo download for the IBM Lotus Notes Domino 8 Developing Composite Applications exam — grab it from the product page or leave your email and we will send it over. Purchases come with 365 days of free updates; after that year, extending the update service costs 50% of the original price in your member zone.
How many questions are in the LOT-838 exam and how long does it run?
The IBM Lotus Notes Domino 8 Developing Composite Applications exam packs 83 - 100 questions into 90 minutes. That ratio leaves almost no room for stalling, so time management is a trained skill, not luck. Our suggestion: rehearse full-length timed sessions in the Real4test engine, learn to park a question and return later, and walk into the LOT-838 exam with a pacing plan already rehearsed.
What are the eligibility requirements for the LOT-838 exam?
Recommended: IBM Lotus Notes Domino 8 Application Development Intermediate Skills (Exam 834) or equivalent experience Since IBM revises these rules from time to time, confirm the current prerequisites on the official exam page before booking your IBM Lotus Notes Domino 8 Developing Composite Applications exam.
What if I fail — and how fast is delivery?
Delivery is effectively instant: your LOT-838 download link is emailed within one minute of payment, with no cap on how many computers you install it on. If the email has not shown up within 2 hours, check spam and contact our 7x24 support — we reply quickly and resend immediately. If you fail the IBM Lotus Notes Domino 8 Developing Composite Applications exam itself, the refund policy applies when you took the corresponding exam within 60 days of purchase: submit a scanned enrollment slip and the official Score Report PDF within 2 days after the exam, and the refund is processed within 7 days. Not covered: attempts within 3 days of purchase, exams never actually taken, free materials, and expired orders — and the candidate name must match the payer name. Prefer material over money? Exchange for two free exam products of equal value and keep the update service on your original purchase.
Where can I register for the IBM Lotus Notes Domino 8 Developing Composite Applications exam?
Use IBM's official registration channels:
The exam is offered as Computer-based testing at Prometric test centers — choose the format that fits your situation when you schedule.
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