單項(xiàng)選擇題

A customer has a critical, performance-sensitive web application that connects to a multinode Oracle RAC database. Which feature of WebLogic can provide significant performance benefit?（）

A.The Web Session Affinity feature of Active GridLink for RAC
B.WebLogic Clustering
C.The Transaction Affinity feature of Active GridLink for RAC
D.Coherence*Web Session Replication

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多項(xiàng)選擇題

A common approach to solve application performance issues is to add more hardware. Which two reasons describe why this alone does not always solve performance problems?（）

A.There may be a bottleneck in the application that additional hardware would not solve.
B.Adding more hardware is costly and time consuming.
C.Adding hardware at the application layer may place additional load on an already overloaded database, network appliance, or storage system.
D.Adding more hardware may introduce new configuration requirements that need to be tested.

單項(xiàng)選擇題

A customer claims that while redeploying a web application in the production system all their customers are having to log in again. What do you recommend? （）

A.Sessions can't be preserved when redeploying applications. The customer needs to consider redeployment during late nights when the traffic is low.
B.Change the flag responsible for the development mode of their environment. In the production mode, all sessions are preserved while redeploying application.
C.Change Hotspot to JRockit. Sessions can't be preserved on HotSpot when redeploying application.
D.Use flag -version when redeploying the application. This will switch on the Side By Side deployment feature and preserve existing sessions.
E.Open a service request with Oracle Support. This is unexpected behavior. Sessions are preserved without any extra settings.