1Z0-468 Online Practice Questions and Answers

Which three metrics are commonly used to evaluate garbage collector performance? (Choose three.)

A. Throughput

B. Pause time

C. Method area

D. Native threads

E. Heap size

Which statement describes the difference between the Runtime Analyzer and JRockit Flight Recorder?

A. Only Runtime Analyzer allows detailed heap analysis.

B. Only Flight Recorder allows "back-in-time" analysis.

C. Thread deadlock analysis is not possible in Flight Recorder.

D. Flight Recorder cannot be run in an "always-on" mode.

E. Flight Recorder causes significantly higher processor overhead than Runtime Analyzer.

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.

You notice the following message in one of your cache server logs:

Which statement correctly explains this message?

A. Member 102 received a MemberLeft message from the senior member (member 1) that member 74 has left the cluster.

B. Member 1 received a MemberLeft message from the senior member (member 74) that member 102 has left the cluster.

C. Member 1 received a MemberLeft message from the senior member (member 102) that member 74 has left the cluster.

D. Member 74 received a MemberLeft message from the senior member (member 1) that member 102 has left the cluster.

Which tool is not shipped with the JRockit JDK?

A. Mission Control

B. Flight Recorder

C. Studio Profiler

D. Memory Leak Detector

Your application will store data in two partitioned caches, each configured for one backup. You have calculated the total amount of data to be 10 GB for the first cache, and 3 GB for the second cache. You plan to run 10 cache servers in total.

What is the minimum recommended JVM heap size for each cache server?

A. 512 GB

B. 1 GB

C. 2 GB

D. 4 GB

How many appliances can you deploy as part as an assembly?

A. only one

B. one to three

C. one to five

D. There is no predefined limit

What three components of WLS can be managed by the WLS Management Pack EE?

A. Applications Deployments

B. SOA Composites

C. WLS Domains

D. WLS Managed Servers

E. Oracle ESB