Study with UM0-401 Actual Test Questions

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Last Updated: Sep 14, 2026

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A failed attempt at the UM0-401 exam means paying the registration fee again and waiting for a new test date. Compared with a retake, a few weeks with the Actualtests4sure OMG Omg OCRES-Intermediate practice package in 2026 is the cheaper path by far.

OMG UM0-401 Exam Overview:

Certification Vendor:Object Management Group (OMG)
Exam Name:OMG OCRES-Intermediate Exam
Exam Number:UM0-401
Exam Price:USD 200 (approximate list fee)
Available Languages:English, Japanese (in some regions)
Exam Duration:90 minutes
Certificate Validity Period:Lifetime for version passed (no expiration)
Related Certifications:OCRES Advanced
OCRES Fundamental
OCUP 2 Foundation
Real Exam Qty:90
Passing Score:40 (approximate minimum, per official info)
Exam Format:Multiple-choice
Sample Questions:OMG UM0-401 Sample Questions
Exam Way:Computer-based testing delivered via Pearson VUE testing centers or Pearson OnVUE online proctoring.
Pre Condition:Passing OCUP 2 Foundation is recommended as a prerequisite for OCRES Intermediate certification.
Official Syllabus URL:https://www.omg.org/ocres/intermediate.htm

OMG UM0-401 Exam Syllabus Topics:

SectionObjectives
Real-time Software Engineering Principles- Reference Textbook Coverage
  • 1. Software Engineering for Real-time Systems (Jim Cooling)
Real-time and Embedded Modeling Concepts- Lightweight Services and DDS
  • 1. Lightweight CORBA Services
  • 2. Data Distribution Service (DDS) DCPS
- Real-time CORBA and DRE Standards
  • 1. CORBA for Embedded (CORBA/e)
  • 2. Real-time CORBA with Static & Dynamic Scheduling
- UML Profiles for Real-time Concepts
  • 1. Schedulability, Performance, and Time
  • 2. Quality of Service and Fault Tolerance

Common Questions About the OMG Omg OCRES-Intermediate Exam

The OMG UM0-401 exam, officially titled Omg OCRES-Intermediate Exam, is the required test for earning the OMG Certification certification, a credential at the Intermediate level. Passing it validates the skills OMG expects from certified professionals, and it can also support progress toward related credentials such as OCRES Fundamental, OCRES Advanced, OCUP 2 Foundation.

The UM0-401 exam includes 90 questions, and you have 90 minutes to complete it. Before exam day, divide the available time by the question count so you know the pace you need to hold, and practice flagging time-consuming items for review instead of stalling on a single question. Timed sessions in the Actualtests4sure test engine are the easiest way to build that rhythm before it counts.

You need 40 (approximate minimum, per official info) to pass the UM0-401 exam, and the official registration fee is USD 200 (approximate list fee). Keep in mind that a failed attempt means paying that fee in full again for a retake, so avoid booking your seat on a hunch. Work through the Actualtests4sure practice test until your scores sit comfortably above the passing requirement before you schedule the exam.

OMG asks candidates to meet the following requirement before registering: Passing OCUP 2 Foundation is recommended as a prerequisite for OCRES Intermediate certification.. Exam policies do change, so confirm the latest details on the official exam page at https://www.omg.org/ocres/intermediate.htm before you book.

Yes. Actualtests4sure offers a free PDF demo of the OMG Omg OCRES-Intermediate practice questions, so you can judge the quality and format before purchasing. After you buy, your purchase includes 365 days of free updates; if the product expires after that period, you can extend the update service at a 50% discount from your member zone.

Every Actualtests4sure order is covered by a 100% Money Back Guarantee. If you take the corresponding UM0-401 exam within 60 days of purchase and do not pass, send a scan of your exam enrollment slip together with your official Score Report PDF within two days of the exam date, and your claim will be processed within seven days. The candidate name must match the payer name, and the guarantee does not apply if you take the exam within three days of purchase, if you downloaded the product but never took the exam, or to free materials and expired orders. If you would rather have fresh material than a refund, you can exchange your purchase for two additional exam products of equal value at no cost and keep the update service on your original product. Delivery itself is instant: your download is available right after payment and a copy is emailed to you within one minute — if nothing arrives within two hours, contact our support team. You may install the software on as many computers as you need.

The OMG Omg OCRES-Intermediate exam is organized into 2 major domains. Some of the key domains include:

  • Real-time Software Engineering Principles
  • Real-time and Embedded Modeling Concepts

Scroll up to the Exam Topics section for the complete breakdown, and use it to plan how much study time each domain deserves.

OMG Omg OCRES-Intermediate Sample Questions:

Question #1

What is the general concurrency model based on?

  • A. resource model
  • B. causality model
  • C. event model
  • D. scenario model
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #2

Which two of these requirements can be used to prevent deadlock using fixed-order resource allocation? (Choose two.)

  • A. Always requires calculation of the time when tasks will acquire all their resources
  • B. Requires that resources be requested by all tasks in a fixed order assigned to the resources
  • C. Requires that a task which requests a locked resource must release all the other resource locks it holds and be suspended
  • D. Requires that resources be requested in a fixed order assigned to the tasks, such as according to their priorities
Reveal Solution  Discussion  0

Correct Answer: B,C  🗳️

Question #3

Which two sets of rules apply to an interface declaration? (Choose two.)

  • A. The interface header is comprised of four elements.
  • B. The interface body includes constant, type, and operation declarations.
  • C. A derived interface can redefine inherited type, constant, and exception names.
  • D. Multiple forward declarations of an interface can be performed using aliases.
Reveal Solution  Discussion  0

Correct Answer: B,C  🗳️

Question #4

Which TWO events can cause the creation of a Built-in Topic?

  • A. A Topic object is created
  • B. A Domain Participant object is created
  • C. A Subscriber object is created
  • D. A Listener object is created
Reveal Solution  Discussion  0

Correct Answer: A,B  🗳️

Question #5

Which notion is at the core of the General Resource Modeling (GRM) framework?

  • A. rate monotonic analysis
  • B. deadline monotonic analysis
  • C. stimulus / response
  • D. quality of service
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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