Explanation: Impala combines all of the benefits of other Hadoop frameworks, including flexibility, scalability, and cost-effectiveness, with the performance, usability, and SQL functionality necessary for an enterprise-grade analytic database. 10. Which of the following hadoop file formats is supported by Impala ?
A. SequenceFile
B. Avro
C. RCFile
D. All of the mentioned
Answer:A
Explanation: Impala combines all of the benefits of other Hadoop frameworks, including flexibility, scalability, and cost-effectiveness, with the performance, usability, and SQL functionality necessary for an enterprise-grade analytic database. 10. Which of the following hadoop file formats is supported by Impala ?
A. SequenceFile B. Avro C. RCFile D. All of the mentioned
Explanation:Impala reads Hadoop file formats, including text, LZO, SequenceFile, Avro, RCFile, and Parquet. Sanfoundry Global Education & Learning Series – Hadoop.