Question

In Spark Streaming integrated with Kafka, if you increase the number of topic-specific partitions in
KafkaUtils.createStream(), then which of the following occurs.
1. The number of threads using which the topics are consumed within multiple receivers increases.
2. The number of threads using which the topics are consumed within a single receiver increases.
3. The parallelism property of Spark does not increase while processing data.
4. The parallelism property of Spark decreases significantly while processing data.
1 and 2
2 and 3
3 and 4
1 and 4​

Answer 1

Answer:

2and3

Explanation:

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