Question

Point out the wrong statement.

(a) Apache Hive saves Hive log files to /tmp/{user.name}/ in a file named hive.log

(b) Amazon EMR saves Hive logs to /mnt/var/log/apps/

(c) In order to support concurrent versions of Hive, the version of Hive you run determines the log file name

(d) None of the mentioned

This question was addressed to me in an interview for internship.

This interesting question is from Amazon Elastic MapReduce in portion Oozie, Orchestration, Hadoop Libraries and Utilities and Miscellaneous Hadoop Applications of Hadoop

Answer 1

Correct answer is (d) None of the mentioned

Explanation: If you have many GZip files in your Hive cluster, you can optimize performance by passing multiple files to each mapper.