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Exam Certified Associate Developer for Apache Spark All Questions

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Exam Certified Associate Developer for Apache Spark topic 1 question 91 discussion

Actual exam question from Databricks's Certified Associate Developer for Apache Spark
Question #: 91
Topic #: 1
[All Certified Associate Developer for Apache Spark Questions]

The code block shown below should return a new DataFrame that is the result of an outer join between DataFrame storesDF and DataFrame employeesDF on column storeId. Choose the response that correctly fills in the numbered blanks within the code block to complete this task.

Code block:

storesDF.__1__(__2__, __3__, __4__)

  • A. 1. join
    2. employeesDF
    3. "outer"
    4. Seq("storeId")
  • B. 1. merge
    2. employeesDF
    3. "outer"
    4. Seq("storeId")
  • C. 1. join
    2. employeesDF
    3. "outer"
    4. storesDF.storeId === employeesDF.storeId
  • D. 1. merge
    2. employeesDF
    3. Seq("storeId")
    4. "outer"
  • E. 1. join
    2. employeesDF
    3. Seq("storeId")
    4. "outer"
Show Suggested Answer Hide Answer
Suggested Answer: E 🗳️
by cookiemonster42 at Aug. 2, 2023, 3:41 a.m.

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6546a53
3 months, 1 week ago
Selected Answer: E
It's E but th is question is for scala since Seq is not a python data type.
upvoted 1 times
...
cookiemonster42
1 year, 3 months ago
Correct
upvoted 2 times
...

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