Free Oracle 1Z0-523 Exam Dumps Questions & Answers

Oracle JRockit JVM uses -Xns option to set nursery size when the generational garbage collection model is used. Which two JVM properties are affected by changing its size?

• A.  fragmentation heap size
• B.  Compaction ratio limit
• C.  garbage collection times
• D.  garbage collection frequency

In a typical production environment, which server(s) hosts the application?

• A.  Administration Server
• B.  Node Server
• C.  Managed Server
• D.  Configuration Server

Which of these is an available Oracle WebLogic Message Bridge attribute?

• A.  XA Enabled
• B.  Connection URL
• C.  Quality of Service
• D.  Local JNDI name

Which two Oracle products come pre-packaged with Oracle's JRockit JDK?

• A.  Oracle Database
• B.  Oracle Coherence
• C.  Oracle Real Time Operations Control
• D.  Oracle WebLogic Server

When scaling Coherence from one to two cache servers, it will not show the same scalability as two to four. Why?

• A.  Near cache is enabled with a larger quorum thus performance is improved.
• B.  When going from one to two cache servers, object backups are copied across servers so work is doubled, but going from two to four is a fixed amount of work.
• C.  Coherence uses a more efficient TCMP algorithm going from two to four cache servers.
• D.  All of the above.