New Testking BEA 0b0-105
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BEA8.1 Certified Architect:Enterprise Architecture : 0B0-105 Exam
The BEA 8.1 Certified Architect: Enterprise Architecture (0b0-105) examination is designed to assess the critical areas of knowledge needed to successfully manage the design of enterprise applications and infrastructure that leverage BEA technologies.
The skills and knowledge certified by the examination represent a professional level of expertise at which a certified individual can:
• Effectively perform the key job tasks required of their job roles using and understanding the BEA WebLogic Platform 8.1
• Have a thorough understanding of the BEA product stack and are fluent in service-oriented architecture
• Have strong architectural skills and experience managing multiple and strategic enterprise wide projects
Exam Details
Number of Questions: 42
Time Allowed: 120 minutes, maximum
Passing Score: 75%
The Following are the objectives for the BEA 0B0-105 exam:
Code Job Task/Percent of Total
1.0 Architectural Vision 6%
2.0 Business Architecture 11%
3.0 Information Systems Architecture – Applications 33%
4.0 Information Systems Architecture – Data 14%
5.0 Infrastructure/Technology Architecture 19%
6.0 Security 11%
7.0 Network 4%
8.0 Implementation and Migration
Question : 1
You have determined that your J2EE EJB tier applications should deployed to a Web Logic
Cluster in order to achieve the necessary scalability requirements.
When considering adequate network bandwidth to minimize lost multicast packets, which activity
is likely to generate the greatest concentration of multicast traffic?
A. JNDI updates
B. JMS Server migration
C. JMX Mbean monitoring
D. HTTP Session replication
E. Web Logic cluster heartbeats
Answer: A
Question : 2
Which UML artifact best describes a Business Process?
A. Data Model
B. State Diagram
C. Workflow Detail
D. Activity Diagram
E. Sequence Diagram
Answer: D
Question : 3
In planning most architecture it is considered to be a best practice to avoid long-running
XA-transactions. Which of the following is the most compelling reason?
A. Performance can suffer due to potential XA-resource concurrency bottlenecks
B. With the XA two-phase commit protocol, there is a greater chance for heuristic conditions
C. Client applications with shorter transaction timeouts may not wait long enough for
transactions to be completed.
D. Each in-flight transaction requires a unique XID, performance is impacted by excessive
transaction context switching
E. Deadlock situations can occur within the Transaction Manager by typing up all the available
threads involved in transaction
Answer: A
Question : 4
Which of the following is true related to java Virtual Machine (JVM) issues with your web logic
server deployments?
A. Web Logic Server does not permit manually forced garbage collection on the JVM
B. The BEA JRockit JVM must be used to allow for garbage collection scheme choice
C. Web Logic Server interfaces within the same cluster may use different typed of JVMs
D. A change to the maximum heap size of the JVM does not require a Web Logic server restart
E. Greater performance is usually achieved by deploying a single multithreaded Web Logic
server instance to multiple JVMs.
Answer: C
Question : 5
You have determined that your web applications will be deployed to a Web Logic cluster for high
availability. You want to ensure that all HTTP session data is available to other members of the
cluster in case of server failure., but replication performance is a high priority. Based on this
requirement, which approach would be best to incorporate into your design?
A. File-based session persistence
B. In-memory session persistence
C. Single memory-based session
D. JDBC-based session persistence
E. XA-based rapid session synchronization
Answer: B
Question : 6
Within a Service-Oriented Architecture, services in the Connectivity Layer tend to be;
A. Fine-grained and Synchronous
B. Fine-grained and Asynchronous
C. Coarse-grained and synchronous
D. Coarse-grained and Asynchronous
E. Both Coarse-grained and Fine-Grained
Answer: A
Question : 7
Which of the following XML-related standards are NOT used in Liquid Data?
A. XSLT
B. Xpath
C. SOAP
D. XqUERY
E. Xml schema
Answer: A
Question : 8
Many users, located in different geographic regions, all need access to certain secure web
applications and EJB components. The users although dispersed, have common Job
descriptions. What is the best way to generically provide access for all of these users?
A. Use declarative security by providing authorization based user roles
B. Programmatically authorize each user who requests a protected resource
C. Use Security Assertion Markup Language (SAML) to implement discretionary security
D. Create all user accounts in an LDAP server, and make it the default realm for the domain
E. Define a custom security proxy that stores and propagates each authenticated user’s
credential information
Answer: A
Question : 9
Within a Service-Oriented Architecture, which of the following is NOT specified by a Service
Policy?
A. Encryption rules
B. Execution Rules
Exam Name: BEA 8.1 Certified Architect: Enterprise Architecture
Exam Type BEA Case Study: 1
Exam Code: 0B0-105 Total Questions: 68
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68 Questions
Updated : 03/05/2008
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