Explain how Spark processes a 500GB file, covering memory allocation, shuffles, and spillovers to disk.
Spark/Big Datahard
2
Explain how spark.read.format("delta").load() works
Spark/Big Datahard
3
Explain how to overwrite a file stored in S3 using PySpark.
Spark/Big Datahard
4
Explain how to schedule an automated task using Apache Airflow.
Spark/Big Datahard
5
Explain how you would design a partition strategy for a large dataset in HDFS.
Spark/Big Datahard
6
Explain how you would implement real-time analytics using a streaming platform like Kafka or Kinesis.
Spark/Big Datahard
7
Explain how you would use Kafka Connect to ingest data from a relational database into Kafka while ensuring minimal latency and exactly-once semantics.
Spark/Big Datahard
8
Explain job execution in Spark: stages, tasks, Catalyst Optimizer
Spark/Big Datahard
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