DATABASE FUNDAMENTALS
BASICS OF BIG DATA
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following are provided by spark API for graph parallel computations:i. joinVerticesii. subgraphiii. aggregateMessages
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Only (i)
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Only (i) and (ii)
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Only (ii) and (iii)
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All of the mentioned
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Explanation:
Detailed explanation-1: -GraphX is Apache Spark’s API for graphs and graph-parallel computation. GraphX unifies ETL (Extract, Transform & Load) process, exploratory analysis and iterative graph computation within a single system.
Detailed explanation-2: -Which of the following statements are true in the context of Apache Spark GraphX operators ? S1: Property operators modify the vertex or edge properties using a user defined map function and produces a new graph.
There is 1 question to complete.