You are monitoring a WebLogic JDBC data source and have decided to drop some connections because an earlier peak usage condition has now ended. In addition, this data source has not been enabled for automatic shrinking.
What will occur once you execute the shrink() method on that JDBCDataSourceRuntimeMBean?
You have enabled JMS Diagnostic Logging and are analyzing JMS Message delivery and acknowledgment using the generated log entries. For this purpose, you are tracking individual message IDs.
What is the default format of the message ID that you would expect to see in the log? (Choose the best answer.)