DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK · Question #21
DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK Question #21: Real Exam Question with Answer & Explanation
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Question
The code block shown below contains an error. The code block is intended to print the schema of DataFrame storesDF. Identify the error. Code block: storesDF.printSchema
Options
- AThere is no printSchema member of DataFrame - schema and the print() function should be used
- BThe entire line needs to be a string - it should be wrapped by str().
- CThere is no printSchema member of DataFrame - the getSchema() operation should be used
- DThere is no printSchema member of DataFrame - the schema() operation should be used instead.
- EThe printSchema member of DataFrame is an operation and needs to be followed by
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