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Exam Certified Data Engineer Professional All Questions

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Exam Certified Data Engineer Professional topic 1 question 55 discussion

Actual exam question from Databricks's Certified Data Engineer Professional
Question #: 55
Topic #: 1
[All Certified Data Engineer Professional Questions]

Incorporating unit tests into a PySpark application requires upfront attention to the design of your jobs, or a potentially significant refactoring of existing code.
Which statement describes a main benefit that offset this additional effort?

  • A. Improves the quality of your data
  • B. Validates a complete use case of your application
  • C. Troubleshooting is easier since all steps are isolated and tested individually
  • D. Yields faster deployment and execution times
  • E. Ensures that all steps interact correctly to achieve the desired end result
Show Suggested Answer Hide Answer
Suggested Answer: C 🗳️
by alexvno at Dec. 18, 2023, 8:47 a.m.

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nedlo
4 weeks, 1 day ago
Selected Answer: C
D is integration tests (how they relate to each other how connect), E is E2E test, C is "testing individually" which is only one fittign definition of unittest
upvoted 1 times
nedlo
4 weeks, 1 day ago
i mean E is integration test B is E2E test
upvoted 1 times
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jmjm21
5 months, 1 week ago
Selected Answer: C
Answer is C.
upvoted 1 times
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alexvno
11 months, 1 week ago
Selected Answer: C
Unit tests are small, isolated tests that are used to check specific parts of the code, such as functions or classes
upvoted 4 times
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