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OMG-Certified Real-time and Embedded Systems Specialist Advanced Sample Questions:
1. The criticality of a task's role in a system ______.
A) should be a prime factor in choosing priorities
B) should be used to place tasks in correct rate groups
C) should be used to choose priorities when some deadlines may be at risk
D) should never be taken into account when choosing priorities
2. Which statement is true about the argv element of the CORBA::ORB_init operation?
A) If the ORB CANNOT map the argv element integers onto the native priority scheme, then it adjusts the
range as appropriate.
B) If the argv element string does NOT conform to the specification constraints, then a BAD_PARAM
system exception is raised.
C) There is no minimum range for the low and high priorities expressed in the ORB_init argv element.
D) The two <short> positive integers representing the low and high ends of the priority range may be
expressed in any order.
3. In the lightweight profile of the CORBA Component Model, session components are considered to have
_ _____ and ______. (Choose two.)
A) transactionality
B) identity
C) transient state
D) a primary key
4. Which statement is NOT true about a PSM?
A) It always includes a detailed model of the platform.
B) It must always be able to produce an implementation.
C) It may abstract away some of the platform details
D) It must always include all details necessary to produce an implementation.
5. Which statement is true about the feasibility of a Rate Monotonic Schedule?
A) It CANNOT be determined precisely.
B) It can be determined for any number of periodic tasks with bounded execution times.
C) It can be determined only for the highest priority task.
D) It can be determined for any set of task deadlines with bounded execution times.
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: B | Question # 3 Answer: B,C | Question # 4 Answer: A | Question # 5 Answer: B |
By Uriah
