Kafka - Monitoring and Operations
Which of the following is the correct syntax to query a JMX attribute in Java?
Which of the following is the correct syntax to query a JMX attribute in Java?
easy📝 Syntax Q3 of Q15
Step-by-Step Solution
Solution:
Step 1: Recall JMX attribute query method
The method getAttribute takes ObjectName and attribute name as parameters.Step 2: Verify parameter order
The correct order is (ObjectName, String attributeName), matching mbeanServer.getAttribute(objectName, "AttributeName").Final Answer:
mbeanServer.getAttribute(objectName, "AttributeName") -> Option DQuick Check:
Correct JMX syntax = getAttribute(objectName, attribute) [OK]
Quick Trick: getAttribute needs ObjectName first, then attribute string [OK]
Common Mistakes:
MISTAKES- Swapping parameter order
- Using non-existent methods like queryAttribute
- Omitting ObjectName parameter
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