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Vendor: Google
Exam Code: PROFESSIONAL-DATA-ENGINEER
Exam Name: Professional Data Engineer on Google Cloud Platform
Certification Provider: Google
Total Questions: 331 Q&A ( View Details)
Updated on: May 31, 2026
Note: Product instant download. Please sign in and click My account to download your product.You are building new real-time data warehouse for your company and will use Google BigQuery streaming inserts. There is no guarantee that data will only be sent in once but you do have a unique ID for each row of data and an event timestamp. You want to ensure that duplicates are not included while interactively querying data. Which query type should you use?
A. Include ORDER BY DESK on timestamp column and LIMIT to 1.
B. Use GROUP BY on the unique ID column and timestamp column and SUM on the values.
C. Use the LAG window function with PARTITION by unique ID along with WHERE LAG IS NOT NULL.
D. Use the ROW_NUMBER window function with PARTITION by unique ID along with WHERE row equals 1.
Which TensorFlow function can you use to configure a categorical column if you don't know all of the possible values for that column?
A. categorical_column_with_vocabulary_list
B. categorical_column_with_hash_bucket
C. categorical_column_with_unknown_values
D. sparse_column_with_keys
Which of these statements about exporting data from BigQuery is false?
A. To export more than 1 GB of data, you need to put a wildcard in the destination filename.
B. The only supported export destination is Google Cloud Storage.
C. Data can only be exported in JSON or Avro format.
D. The only compression option available is GZIP.
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