Free Professional Data Engineer Exam Braindumps

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Your company uses a proprietary system to send inventory data every 6 hours to a data ingestion service in the cloud. Transmitted data includes a payload of several fields and the timestamp of the transmission. If there are any concerns about a transmission, the system re-transmits the data. How should you deduplicate the data most efficiency?

  1. Assign global unique identifiers (GUID) to each data entry.
  2. Compute the hash value of each data entry, and compare it with all historical data.
  3. Store each data entry as the primary key in a separate database and apply an index.
  4. Maintain a database table to store the hash value and other metadata for each data entry.

Answer(s): D



You are designing a data processing pipeline. The pipeline must be able to scale automatically as load increases. Messages must be processed at least once, and must be ordered within windows of 1 hour. How should you design the solution?

  1. Use Apache Kafka for message ingestion and use Cloud Dataproc for streaming analysis.
  2. Use Apache Kafka for message ingestion and use Cloud Dataflow for streaming analysis.
  3. Use Cloud Pub/Sub for message ingestion and Cloud Dataproc for streaming analysis.
  4. Use Cloud Pub/Sub for message ingestion and Cloud Dataflow for streaming analysis.

Answer(s): D



Your company has a hybrid cloud initiative. You have a complex data pipeline that moves data between cloud provider services and leverages services from each of the cloud providers.
Which cloud-native service should you use to orchestrate the entire pipeline?

  1. Cloud Dataflow
  2. Cloud Composer
  3. Cloud Dataprep
  4. Cloud Dataproc

Answer(s): D



You are building an application to share financial market data with consumers, who will receive data feeds. Data is collected from the markets in real time. Consumers will receive the data in the following ways:

Real-time event stream
ANSI SQL access to real-time stream and historical data Batch historical exports

Which solution should you use?

  1. Cloud Dataflow, Cloud SQL, Cloud Spanner
  2. Cloud Pub/Sub, Cloud Storage, BigQuery
  3. Cloud Dataproc, Cloud Dataflow, BigQuery
  4. Cloud Pub/Sub, Cloud Dataproc, Cloud SQL

Answer(s): A



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