Certification exams change, and Getcertkey keeps pace: the UM0-401 practice question set is reviewed continuously and updated free of charge for 365 days. Your OMG Omg OCRES-Intermediate preparation stays aligned with the current exam throughout 2026 and beyond.
OMG UM0-401 Exam Overview:
| Certification Vendor: | OMG (Object Management Group) |
|---|---|
| Exam Name: | OMG OCRES-Intermediate Exam |
| Exam Number: | UM0-401 / OMG-OCRES-I200 |
| Exam Format: | Multiple-choice questions |
| Exam Price: | US $200–$210 |
| Certificate Validity Period: | No expiration |
| Real Exam Qty: | 90 |
| Available Languages: | English |
| Exam Duration: | 90–120 |
| Related Certifications: | OCRES Advanced OCRES Fundamental OCUP 2 Foundation |
| Passing Score: | 40/90 |
| Recommended Training: | OCRES Intermediate Official Page OMG OCRES Exam Overview |
| Exam Registration: | PSI Online Testing Platform Official OCRES Registration |
| Sample Questions: | ![]() |
| Exam Way: | Delivered via authorized test centers and online proctoring |
| Pre Condition: | Valid OCUP 2 Foundation certification (or passed OCUP Fundamental exam) |
| Official Syllabus URL: | https://www.omg.org/ocres/intermediate.htm |
OMG UM0-401 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Real-Time and Embedded CORBA | - Lightweight CORBAservices - Real-time CORBA including static and dynamic scheduling - Extensible Transport Frameworks - CORBA for Embedded (CORBA/e) - Lightweight CORBA Component Model |
| MDA and Real-Time Modeling Foundations | - OMG MDA Guide |
| UML Profiles for Real-Time and QoS | - UML Profile for Schedulability, Performance, and Time - UML Profile for Quality of Service and Fault Tolerance |
| Deployment and Configuration | - Deployment and Configuration packaging standard |
| Data Distribution Service (DDS) | - DLRL (Data Local Reconstruction Layer) - DCPS portion of DDS |
OMG Omg OCRES-Intermediate Exam FAQ: What Candidates Ask Most
What is the OMG UM0-401 exam?
The UM0-401 exam is the official OMG (Object Management Group) exam behind the OMG Certified Real-time and Embedded Specialist™ (OCRES™) Intermediate certification, validating the skills measured by the OMG Omg OCRES-Intermediate credential. It sits at the Intermediate level of the OMG (Object Management Group) certification program. It also connects to OCRES Fundamental, OCRES Advanced, OCUP 2 Foundation, so the knowledge you build here carries over to those tracks as well.
How many questions are on the UM0-401 exam, and how much time do I get?
The UM0-401 exam contains 90 questions to be completed within 90–120. Before exam day, divide the available time by the question count to work out a comfortable per-question pace, and mark any item that eats into it so you can return later instead of getting stuck. Timed sessions in the Getcertkey test engines make that pacing automatic — run at least two full-length mock exams under the clock so time pressure never becomes the reason you drop points.
What score do I need to pass the UM0-401 exam, and what does it cost?
The passing score for the UM0-401 exam is 40/90, and the official registration fee is US $200–$210. Retakes are not discounted — every new attempt means paying the full fee again — so it pays to measure yourself before you book. Work through the 180 practice questions on Getcertkey, sit a timed practice test, and schedule your exam only when your scores are consistently comfortable. That simple habit is the cheapest exam strategy there is.
Are there any prerequisites for the UM0-401 exam?
Valid OCUP 2 Foundation certification (or passed OCUP Fundamental exam) Requirements can change when OMG (Object Management Group) revises its certification program, so confirm the current eligibility rules on the official exam page before you register.
How do I register for the UM0-401 exam?
You can book the OMG Omg OCRES-Intermediate exam through the official registration channels below:
As for delivery, the exam is offered in the following format: Delivered via authorized test centers and online proctoring. Choose the option that suits you best when you book your seat.
What official training is recommended for the UM0-401 exam?
OMG (Object Management Group) recommends the following training resources for the OMG Omg OCRES-Intermediate exam:
Official courses build the foundation; the 180 practice questions from Getcertkey then show you how that knowledge is examined, so the two work best together.
Can I try the UM0-401 practice questions before I buy?
Yes. Getcertkey provides a free UM0-401 PDF demo so you can review the question style and answer quality before purchasing. Every purchase also includes 365 days of free updates — if OMG revises the exam during that period, the updated material reaches you at no cost. Once the free-update year ends, you can extend your update service at a 50% discount.
What if I fail the UM0-401 exam, and how is my order delivered?
Every OMG Omg OCRES-Intermediate purchase on Getcertkey is covered by a 100% money-back guarantee with clear conditions: if you take the corresponding exam within 60 days of your purchase and do not pass, you can claim a full refund by submitting a scanned copy of your exam enrollment slip and your official score report as a PDF within two days of the exam date; claims are processed within seven days of submission. The guarantee does not apply to exams taken within three days of purchase, to material that was downloaded but never used in an exam attempt, or to free products and expired orders, and the candidate name must match the payer name. If you would rather not take a refund, you can instead exchange your purchase for two free exam preparation products of equal value and keep the update service on your original product.
Delivery is instant: your download is sent to your email within one minute of payment, with no limit on how many computers you may install the material on. If nothing arrives within two hours, check your spam folder and contact customer service for help.
What topics are covered in the UM0-401 exam?
The OMG Omg OCRES-Intermediate exam blueprint is organized into 5 domains. The first three are:
- Data Distribution Service (DDS)
- Real-Time and Embedded CORBA
- UML Profiles for Real-Time and QoS
For the complete domain-by-domain breakdown, scroll up to the full exam topics outline above and use it to plan how you distribute your study time.
OMG Omg OCRES-Intermediate Sample Questions:
Question 1
Which of these classes extends the Entity class?
A. QosPolicy
B. Data Instance
C. Listener
D. Topic
Question 2
Performance, Dependability, Latency, Reliability, Security are all examples of _____.
A. QoS Values
B. QoS Constraints
C. QoS Characteristics
D. QoS Categories
Question 3
What two specific profiles does the CORBA/e specification define? (Choose two.)
A. Fault Tolerant Profile
B. High Performance Profile
C. Micro Profile
D. Compact Profile
E. Real Time (Static Scheduling) Profile
F. CORBA Component Model Profile
Question 4
Which two statements apply to interface inheritance? (Choose two.)
A. Direct base interfaces can be associated with a derived interface more than once.
B. Interfaces are derived from one or more base interfaces.
C. Ambiguous references to base interface elements are tolerated.
D. Inherited interface elements can berescoped.
Question 5
Which classes are DDS Entities? Select THREE.
A. Publisher Listener
B. Data Writer
C. Condition
D. Domain Participant
E. Topic
Solutions:
| Question 1 Answer: D | Question 2 Answer: D | Question 3 Answer: C,D | Question 4 Answer: B,D | Question 5 Answer: B,D,E |


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