A. ConcurrentMapB. java.util.AbstractMapC. ObservableMa……

多项选择题WhichtwostatementsaretrueaboutOracleWeblogicClustering？（）

A. WLS instances must be in a Cluster for In-Memory HTTP Session Replication to function  
B. WLS supports only hardware load balancing to ensure HA access for HTTP/Web clients
C. The servers must be running on the same port number
D. Make sure your Admin Server configuration and related files reside on a HA file system or some other backup/recovery strategy is in place 

多项选择题In Real Operations Automation， we have Domain Template and WebLogic Scripting Tool for provisioning and configuration respectively.  Which are the other two elements ？（）

A. Weblogic Cluster 
B. Weblogic Cache
C. Weblogic Grid
D. Weblogic Deployment 

多项选择题WhichtwofunctionalareasdoesOracleApplicationGridprovide？（）

A. Processing Capacity
B. Programming IDE
C. Management network
D. Storage Capacity

单项选择题WhatkindofportsdoOracleWebCacheandOracleHttpServercomepre-configuredwith？（）

A. Non-SSL only
B. SSL only
C. both
D. none

单项选择题SelectvalidreasonsforITperformanceissuesthatcannotbeuniversallysolvedbyaddingmorehardware：（）

A. adding hardware may exacerbate inefficiency， which can lead to over provisioning and lower utilization
B. performance may degrade due to bottlenecks such as database connections that won’t scale in lock step with other dimensions such as computing capacity or memory
C. both A and B are valid
D. neither A nor B are valid