S90.08A : Advanced SOA Design & Architecture Exam

SOA
S90.08A
Advanced SOA Design & Architecture
https://killexams.com/pass4sure/exam-detail/S90.08A

QUESTION: 87
The service model most associated with the Process Abstraction and Orchestration
patterns in general is:
A. entity service
B. utility service
C. wrapper service
D. None of the above.
Answer: D
QUESTION: 88
The application of the Contract Centralization pattern requires that runtime access
policies be implemented.
A. True
B. False
Answer: B
QUESTION: 89
Which of the following statements is false?
A. The Contract Centralization pattern positions the service contract as the official entry
point into the service logic.
B. The Contract Centralization pattern can impose performance overhead and requires
the use of design standards.
C. The application of the Contract Centralization pattern enables access to underlying
service resources through the use of secondary or unofficial technical contracts.
D. The Decoupled Contract pattern supports the application of the Contract
Centralization pattern.
Answer: C
QUESTION: 90
27
Legacy systems often rely upon a combination of proprietary data models, proprietary
data formats, and proprietary transport protocols. For this reason the Legacy Wrapper
pattern is often used together with which of the following patterns?
A. Atomic Service Transaction
B. Service Messaging
C. Service Broker
D. Messaging Metadata
Answer: C
QUESTION: 91
Which of the following statements is true?
A. The application of the Legacy Wrapper pattern results in the coupling of the service
consumer to the legacy resources encapsulated by the service.
B. The application of the Legacy Wrapper pattern results in the coupling of the service
contract to the legacy resources encapsulated by the service.
C. The application of the Legacy Wrapper pattern supports the Contract Centralization
pattern by helping to establish a standardized contract through which to access legacy
resources.
D. None of these statements are true.
Answer: C
QUESTION: 92
The application of the Legacy Wrapper pattern typically results in:
A. no coupling of the wrapper service logic to the legacy system
B. no coupling of the wrapper service logic to the service contract
C. no coupling of the service consumer to the legacy system encapsulated by the
wrapper service
D. no coupling of the service logic to the service contract
Answer: C
QUESTION: 93
Which of the following statements regarding the application of the State Repository
pattern is false?
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A. State data can be temporarily written to and then later retrieved from a dedicated
state repository.
B. Caching large amounts of state data in memory negatively impacts scalability.
C. A state repository is not useful for supporting long-running service activities.
D. Database technology is typically used for the implementation of a state repository.
Answer: C
QUESTION: 94
The State Repository pattern is one of the core patterns that comprise the Enterprise
Service Bus pattern because complex compositions often include long periods of
inactivity while waiting for composed services to complete their processing, thereby
providing an opportunity to defer state from memory to a state repository.
A. True
B. False
Answer: B
QUESTION: 95
A service architecture is most comparable in scope to a traditional:
A. component architecture
B. integration architecture
C. application architecture
D. None of the above.
Answer: A
QUESTION: 96
A typical service-oriented enterprise architecture specification can encompass:
A. only one service inventory
B. multiple service inventories
C. non-service-oriented technology architectures
D. None of the above.
Answer: B
29
QUESTION: 97
One SOA type can inherit the features and limitations of another SOA type with a
broader scope. For example, the environment and conventions established by the
service-oriented enterprise architecture can be carried over into individual service
inventory architectures.
A. True
B. False
Answer: A
QUESTION: 98
Each service composition within a service inventory shares the same service
composition architecture.
A. True
B. False
Answer: B
QUESTION: 99
The scope and size of different service inventory architectures can vary.
A. True
B. False
Answer: A
QUESTION: 100
A service inventory architecture is designed to accommodate the composition and
recomposition of services.
A. True
B. False
Answer: A
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