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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 90 discussion

Actual exam question from Databricks's Certified Associate Developer for Apache Spark
Question #: 90
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 inner join between DataFrame storeDF and DataFrame employeesDF on column storeId. Choose the response chat 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. "inner"
    4. storesDF.storeId === employeesDF.storeId
  • B. 1. join
    2. employeesDF
    3. "storeId"
    4. "inner"
  • C. 1. merge
    2. employeesDF
    3. "storeId"
    4. "inner"
  • D. 1. join
    2. employeesDF
    3. "inner"
    4. "storeId"
  • E. 1. join
    2. employeesDF
    3. "inner"
    4. "storeId"
Show Suggested Answer Hide Answer
Suggested Answer: B 🗳️
by zozoshanky at July 30, 2023, 8:43 p.m.

Comments

Chosen Answer:
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azure_bimonster
9 months, 3 weeks ago
Selected Answer: B
this is the right one
upvoted 2 times
...
Raju_Bhai
1 year, 1 month ago
correct syatx=> df.join(x, KEY, 'inner'), so option B
upvoted 4 times
...
thanab
1 year, 2 months ago
B is correct.
upvoted 4 times
...
Ram459
1 year, 3 months ago
Selected Answer: B
B looks to be right
upvoted 4 times
...
zozoshanky
1 year, 4 months ago
B is correct
upvoted 4 times
cookiemonster42
1 year, 3 months ago
agreed, mate, it's B, the type is the last argument
upvoted 2 times
...
...

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