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VCE
Big Data Cloud has tools for easy provisioning, managing, and monitoring of Apache Hadoop clusters. Which component does Oracle Big Data Cloud use as the platform stack for cluster orchestration and provisioning?
A. Cloudera Manager
B. Apache Ambari
C. MapR Control System
D. Oracle Enterprise Manager
You are a Spark developer using Spark RDDs for data processing. You realize Resilient Distributed Data Sets (RDDs) are evaluated lazily.
Which function do you need to execute to materialize RDDs?
A. Coalesce ()
B. ReduceByKey ()
C. Filter ()
D. CountByKey ()
E. Map ()
Where do you store the version history of Schemas for the Event Hub Cloud Service?
A. Object store
B. HDFS
C. Schema Registry
D. Archival storage