Which of the following statements are true for Spark ? Spark RDD is fault-tolerant without the need
Question:
Which of the following statements are true for Spark ?
Spark RDD is fault-tolerant without the need for datareplication. | ||
wide transformations such as groupByKey() does not require datashuffling across Spark workers. | ||
A Spark application may trigger multiple jobs. | ||
Spark can not persist data in memory. |
Which of the following statements are True ?
Unlike Spark, MapReduce is very suitable for iterativealgorithms.
In MapReduce framework, map tasks must complete before reducetask can start executing.
In Spark, a lineage graph plays a major role in achievingfault-tolerance for RDDs.
Pre-copy VM migration has lower downtime and higher migrationtime than post-copy VM migration.
Fundamental Accounting Principles
ISBN: 978-0078110870
20th Edition
Authors: John J. Wild, Ken W. Shaw, Barbara Chiappetta