310-052 SUN Other Certifications Braindump
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SUN Sun Certified Enterprise Architect for J2EE 5
O rder : 310-052 Exam
Practice Exam: 310-052
Exam Number/Code: 310-052
Exam Name: Sun Certified Enterprise Architect for J2EE 5
Questions and Answers: 320 Q&As
Free 310-052 Braindumps
Exam : SUN 310-052
Title : Sun Certified Enterprise Architect for J2EE 5
1. With the release of a new product line, there has been a significant increase in the volume of transactions on your
web site. You need to scale your application and manage session failover. What is the best option for scalability?
A. add additional web servers and application servers
B. introduce a High Availability pair and utilize sticky sessions
C. add additional application servers and implement DNS round robin
D. add additional application servers and use clustered HttpSession
Answer: D
2. Your web application requires access to several different services, so you created a Service Locator class to be
used by the UI developers on the team. New services with different interfaces are occasionally added. Unfortunately,
the caching benefits of the Service Locator class are NOT being realized because a new instance of this class is
being created in every backing bean method that requires a service. Which pattern should you apply to eliminate this
problem?
A. Bridge
B. Singleton
C. Prototype
D. Factory Method
E. Business Delegate
Answer: B
3. You are asked to architect an SOA solution that leverages Java web services. The architecture needs to be flexible
and allow for the SOAP 1.1, SOAP 1.2, and REST implementations. Which Java EE technology should you use?
A. JAXP
B. JAXB
C. JAX-WS
D. JAX-RPC
Answer: C
4. Which three are parts of a SOAP message? (Choose three.)
A. SOAP body
B. SOAP endpoint
C. SOAP headers
D. SOAP handlers
E. SOAP attachments
Answer: ACE
5. A company has a web service that provides the most recent price for stocks, mutual funds, and commodities. The
company has the only web service that allows a person