nerdexam
Oracle

1Z0-807 · Question #36

You are the operations architect for a large online retailer. During peak times, your set of monitored applications exhibits non-reproducible errors. The data center is growing at 50% per annum…

The correct answer is D. Use the Observer pattern to monitor each JVM directly. See the full explanation below for the reasoning.

Question

You are the operations architect for a large online retailer. During peak times, your set of monitored applications exhibits non-reproducible errors. The data center is growing at 50% per annum, while your team headcount remains constant. Which method would you use to implement an affective monitoring strategy?

Options

  • AUse the Visitor pattern to collect per-JVM statistics and store them centrally.
  • BUse the Strategy pattern to encapsulate collection logic for each JVM.
  • CUse the Thread Tracker to monitor the JVMs directly.
  • DUse the Observer pattern to monitor each JVM directly.

How the community answered

(22 responses)
  • A
    14% (3)
  • B
    5% (1)
  • C
    9% (2)
  • D
    73% (16)

Community Discussion

No community discussion yet for this question.

Full 1Z0-807 Practice