Which component is optimized for the JRockit VM?
A. swing-based desktop applications
B. browser-based applets
C. embedded devices
D. server-side applications
E. mobile phones
Which three areas are automatically optimized by the Oracle JDK ergonomics? (Choose three.)
A. Garbage Collector
B. Debugging options
C. Heap size
D. Class loader
E. Runtime compiler
A company relies on third-party web services for data.
Which two Coherence features can be applied to shield its customers from anticipated spikes in demand of the web services, without suffering potential performance degradation? (Choose two.)
A. dynamically increasing the partition count on a running server
B. configuring an overflow scheme so that spikes are handled gracefully
C. caching the results of the web service call with a configured expiration
D. dynamically adding Coherence cache servers to the cluster
What three actions can you perform while using Oracle Virtual Assembly Builder (Studio and/or Deployer)? (Choose three.)
A. Create deployment plans.
B. Create appliances and assemblies.
C. Build and package.
D. Transfer and deploy via Deployer.
E. Back up and restore.
A Coherence node dies and is removed from a cluster.
What two actions occur if that node was part of a distributed cache where backup_count = 1? (Choose two.)
A. Access is blocked to all operations while the cluster is rebalanced.
B. Data is re-partitioned so that all data is accessible again.
C. Partitions are moved so that the data is balanced among remaining nodes.
D. Backup partitions are promoted to be primary, and new backups are created.
How would you create an SLA based on the "JVM Runtime Up" metric for a specific WLS server?
A. Deploy JVM Diagnostics and set a threshold on the JVMD agent up time.
B. Create a Service target that uses the WLS Domain as its system, and the JVM Runtime as itsperformance metric. Configure SLA by using that metric.
C. Define a threshold on the metric on the All Metrics page, and define a rule to create an Event for that incident. Define an SLA on the count of Incidents.
D. You cannot create an SLA on JVM-related metrics.
Which three generational spaces make up the HotStop heap? (Choose three.)
A. Young Generation
B. Internal Generation
C. Old Generation
D. Permanent Generation
E. Persistent Generation
Which is a valid reason for using Coherence Elastic Data?
A. You want to cache more that the total amount of RAM on your systems.
B. You want to extend your cluster across a WAN.
C. Data must be persisted to disk to ensure fault tolerance.
D. You want to store data on very large heaps.
With which three tasks can JRockit Diagnostic Commands (JRCMD) be used? (Choose three.)
A. load testing
B. heap analysis
C. native memory tracking
D. controlling JRockit Flight Recorder
E. debugging with breakpoints
Which two JVM components can be configured to impact application performance? (Choose two.)
A. Heap
B. Local variables stack
C. Class loader
D. Bytecode interpreter
E. Garbage Collector
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