mcd-level-1 question 86 discussion
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Refer to the exhibits.
The input array of strings is processed by the batch job that processes, filters, and aggregates the
values. What is the last message logged by the Logger component after the batch job completes
processing?
- A. [ ["A", "C", "D" ], ["E"] ]
- B. [''E'']
- C. [''D", "E"]
- D. [ "A", "C, "D", "E" ]
Answer:
B
Explanation:
Logs would look like:
INFO
2021-06-09
19:14:56,039
[[MuleRuntime].uber.06:
[validationtest].batch-job-
validationtestBatch_Job-work-manager
@6de10f3e]
[processor:
validationtestFlow/processors/1/route/0/route/0/aggregator/processors/0; event: bfb751e1-9939-
11eb-9f69-02053763653a] org.mule.runtime.core.internal.processor.LoggerMessageProcessor:
[
\A\,
\C\,
\D\
]
-
INFO
2021-06-09
19:15:02,486
[[MuleRuntime].uber.06:
[validationtest].batch-job-
validationtestBatch_Job-work-manager
@6de10f3e]
[processor:
validationtestFlow/processors/1/route/0/route/0/aggregator/processors/0; event: bfb751e1-9939-
11eb-9f69-02053763653a] org.mule.runtime.core.internal.processor.LoggerMessageProcessor: [
\E\
]
Batch aggregator value is 3. Hence in first time it will print[A, C, D]and in next iteration it will
print[ E ]
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Correct answer is[ E ]
Answer correct is .A