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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-runningecture is considered to be a best practice to avoid XA-transactions. Which of the following is the most compelling reason? of the following is the most compelling reason? A. Performance can suffer due to potential XA-resource concurrency bottlenecksuffer due to potential XA-resource concurrency bot B. With the XA two-phase commit protocol, there is a greater chance for heuristic conditionshase commit protocol, there is greater chance for C. Client applications with shorter transaction timeouts may not wait long enough forith shorter transaction timeouts may not wait long transactions to be completed.completed. D. Each in-flight transaction requires a unique XID, performance is impacted by excessivection requires unique XID, performance is impac transaction context switching switching E. Deadlock situations can occur within the Transaction Manager by typing up all the available can occur within the Transaction Manager by typi 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. B. C. D. E. Web Logic Server does not permit manually forced garbage collection on the JVM The BEA JRockit JVM must be used to allow for garbage collection scheme choice Web Logic Server interfaces within the same cluster may use different typed of JVMs A change to the maximum heap size of the JVM does not require a Web Logic server restart Greater performance is usually achieved by deploying a single multithreaded Web Logic server instance to multiple JVMs. Answer: C Question : 5 Page 1 of 30
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 synchronous D. Coarse-grained and Asynchronous Asynchronous E. Both Coarse-grained and Fine-Grained and Fine-Grained Answer: A Question : 7 Which of the following XML-related standards are NOT used in Liquid Data?XML-related standards are NOT used in Liquid Dat 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. B. C. D. E. Use declarative security by providing authorization based user roles Programmatically authorize each user who requests a protected resource Use Security Assertion Markup Language (SAML) to implement discretionary security Create all user accounts in an LDAP server, and make it the default realm for the domain 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 Page 2 of 30
C. Versioning Rules D. Authorization rules E. Authentication rules Answer: B Question : 10 Which statement best describes the way in which Web Logic Workshop can be used to develop applications following the MVC pattern? Create EJBs and JSPs. Call EJBs from Servlets. Web Logic Workhop doesn't use the MVC model. Create a Struts Action from and associate it with the appropriate action mapping definition Create a serializable javaBean THAT DEFINES THE STATEFUL FIELDS AND THEIR METHODS AND PASSES THE DATA BETWEEN THE MODEL INVOCATION AND VIEW ELEMENTS E. Create an action from that defines the stateful fields and their accessor/mutator methods. Scope the form to a PageFlow and pass the state to controls, and call from the view as necessary. Answer: E Question : 11 Your application requirements include accessing a legacy mainframe application with nativeements include accessing legacy mainframe appl communication protocols. The legacy system must be accessible from J2EE and Net servers. Tols. The legacy system must be accessible from J2 do this most effectively, you would use a product based on which specification? you would use a product based on which specific A. J2CA B. JDBC C. RMI/IIOP D. Web Services E. Java to CORBA bridgege Answer: D Question : 12 Within a Service -Oriented Architecture, service version are bound to consumer through the; A. UDDI Server B. Service Policy C. Connectivity Layer D. Services Directory E. Orchestration Layer Answer: B Question : 13 When considering distributed transactions and the two phase commit protocol which of the following statements is NOT true? A. Web Logic SERVER DOES NOT SUPPORT NESTED TRANSACTIONS B. Web Logic SERVER ALLOWS TRANSACTIONS TO BE terminated only by the client that created the transaction C. Recovering transactions for a failed Web Logic server instance requires a Web Logic cluster configuration Page 3 of 30 A. B. C. D.
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