Failed once? That's when direction matters most. The OMG-Certified Real-time and Embedded Systems Specialist Advanced study guide from ExamTorrent turns hard work into progress — 180 practice questions with mistake-pointing simulation.
OMG OMG-OCRES-A300 Exam Overview:
| Certification Vendor: | OMG (Object Management Group) |
|---|---|
| Exam Name: | OMG-Certified Real-time and Embedded Systems Specialist Advanced Exam |
| Exam Number: | OMG-OCRES-A300 (also known as UM0-411) |
| Passing Score: | Approx. 63% (57/90) |
| Certificate Validity Period: | Lifetime (for the exam version taken) |
| Available Languages: | English, Japanese (limited availability) |
| Exam Duration: | 90 (120 for non-English administrations) |
| Exam Price: | USD 200 - 210 |
| Exam Format: | Multiple-choice, Multi-response, Includes text and UML diagrams |
| Related Certifications: | OMG-Certified UML Professional 2 (OCUP 2) Fundamental OMG-Certified Real-time and Embedded Systems Specialist (OCRES) Intermediate |
| Real Exam Qty: | 90 |
| Recommended Training: | OMG OCRES Official Resources Software Engineering for Real-time Systems (Textbook) |
| Exam Registration: | Pearson VUE OMG Exam Registration |
| Sample Questions: |  |
| Exam Way: | Computer-Based Testing (CBT) at Pearson VUE authorized centers |
| Pre Condition: | Pass OCUP 2 Fundamental and OCRES Intermediate exams |
| Official Syllabus URL: | https://www.omg.org/ocres/exam-info.htm |
OMG OMG-OCRES-A300 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Real-Time CORBA & CORBA/e | 25% | - Real-time CORBA with dynamic scheduling - Extensible Transport Framework - CORBA for Embedded (CORBA/e) specifications |
| Topic 2: Real-Time Software Engineering | 20% | - Schedulability and timing analysis - Real-time system principles - Fault tolerance and reliability |
| Topic 3: MDA Guide & Modeling Standards | 20% | - UML Profile for Schedulability, Performance and Time (SPT) - MDA architecture and transformations - PIM, PSM, and platform modeling - UML Profile for Quality of Service and Fault Tolerance (QoS/FT) |
| Topic 4: Lightweight CORBA Component Model (LwCCM) | 15% | - Component model and deployment - Deployment and Configuration specification |
| Topic 5: Data Distribution Service (DDS) | 20% | - Data Local Reconstruction Layer (DLRL) - DCPS core model |
OMG OMG-OCRES-A300 Exam: Candidate Questions
Pass OCUP 2 Fundamental and OCRES Intermediate exams Eligibility rules do change, so confirm the current requirements on the official page (official OMG-OCRES-A300 exam page) before booking.
90 (120 for non-English administrations) for 90 questions. Efficiency beats exhaustion: the ExamTorrent software version simulates the real test scene and scores your performance, so every practice hour moves you forward.
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USD 200 - 210 per attempt, Approx. 63% (57/90) to pass. Since a retake costs the full fee, prepare with direction: the 180 practice questions from ExamTorrent focus your effort where the exam points are.
The OMG-Certified Real-time and Embedded Systems Specialist Advanced is OMG's certification exam for OMG-Certified Real-time and Embedded Systems Specialist (OCRES) Advanced, at the Advanced level. It validates applied skills employers hire for — a credential worth the effort. Related credentials include OMG-Certified UML Professional 2 (OCUP 2) Fundamental, OMG-Certified Real-time and Embedded Systems Specialist (OCRES) Intermediate.
The OMG-Certified Real-time and Embedded Systems Specialist Advanced blueprint covers 5 domains — including Real-Time Software Engineering (20%), Real-Time CORBA & CORBA/e (25%), MDA Guide & Modeling Standards (20%). The weightings are your efficiency map: heavy domains first. Every subtopic appears in the outline above.
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The OMG-Certified Real-time and Embedded Systems Specialist Advanced is delivered Computer-Based Testing (CBT) at Pearson VUE authorized centers, so pick the arrangement that suits you when booking.
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OMG-Certified Real-time and Embedded Systems Specialist Advanced Sample Questions:
Which statement is true about an interoperability transformation?
- A. It is a transformation that distributes a PSM to a multiprocessor system.
- B. It is a transformation applied to interoperability connectors.
- C. It transforms two PIMs to a PSM that is interoperable on a single platform.
- D. It includes transformation specifications for two different platforms.
Correct Answer: D 🗳️
Which is an attribute of RTCclient?
- A. host
- B. capacity
- C. clientScenario
- D. clientPriority
Correct Answer: D 🗳️
What is the purpose of a DLRL ObjectHome?
- A. It holds any objects of its related application-defined class that have NOT been attached to a Cache.
- B. It creates and manages objects of its related application-defined class.
- C. It temporarily holds an object of its related application-defined class to prevent it from being modified
by DCPS updates. - D. It performs garbage collection of unused application-defined objects.
Correct Answer: B 🗳️
Which statement is true about ClientProtocolPolicy?
- A. A ClientProtocolPolicy can be set on either the client or server side.
- B. If the ORB fails to make a connection because none of the protocols is available on the client, a
COMM_FAILURE system exception is raised. - C. A ClientProtocolPolicy that matches one of the target's available protocols (if published in its IOR) must
be provided for a successful binding. - D. A ClientProtocolPolicy can only be set at the client-side.
Correct Answer: A 🗳️
If the PriorityBandedConnectionPolicy is set on both the server and client-side, an attempt to bind will fail
with which exception?
- A. NO_RESOURCES
- B. BAD_OPERATION
- C. BAD_PARAM
- D. INV_POLICY
Correct Answer: D 🗳️
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