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OMG OMG-OCRES-A300 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Real-Time Software Engineering | 20% | - Fault tolerance and reliability - Schedulability and timing analysis - Real-time system principles |
| Topic 2: Real-Time CORBA & CORBA/e | 25% | - CORBA for Embedded (CORBA/e) specifications - Extensible Transport Framework - Real-time CORBA with dynamic scheduling |
| Topic 3: MDA Guide & Modeling Standards | 20% | - UML Profile for Schedulability, Performance and Time (SPT) - PIM, PSM, and platform modeling - UML Profile for Quality of Service and Fault Tolerance (QoS/FT) - MDA architecture and transformations |
| Topic 4: Data Distribution Service (DDS) | 20% | - Data Local Reconstruction Layer (DLRL) - DCPS core model |
| Topic 5: Lightweight CORBA Component Model (LwCCM) | 15% | - Deployment and Configuration specification - Component model and deployment |
OMG-Certified Real-time and Embedded Systems Specialist Advanced Sample Questions:
1. In the CORBA Component Model, the container and the component interact via which two interfaces?
(Choose two.)
A) Event
B) Callback
C) External
D) Internal
2. Earliest deadline scheduling is a form of what?
A) priority-based preemptive dynamic scheduling
B) preemptive static scheduling
C) deadline monotonic scheduling
D) non-preemptive static scheduling
3. What is the purpose of the DLRL ObjectListener?
A) It intercepts the update operation on an Object.
B) It indicates to the DLRL middleware that some attributes of an object have changed and it therefore
should be flushed to the DCPS layer.
C) It notifies applications whenever an object in the Cache is accessed.
D) It notifies applications of the creation, modification, or deletion of objects.
4. Which operation is part of the Extensible Transport Framework Profile interface?
A) is_match()
B) connect()
C) read()
D) destroy()
5. Which statement is NOT true about a PSM?
A) It must always be able to produce an implementation.
B) It always includes a detailed model of the platform.
C) It must always include all details necessary to produce an implementation.
D) It may abstract away some of the platform details
Solutions:
| Question # 1 Answer: B,D | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: A | Question # 5 Answer: B |
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