All file access uses Java’s __________ APIs which give Lucene stronger index safety.(a) NIO.2(b) NIO.3(c) NIO.4(d) NIO.5The question was asked in a job interview.I'd like to ask this question from Lucene with Hadoop in division Apache Spark, Flume, Lucene, Hama, HCatalog, Mahout, Drill, Crunch and Thrift of Hadoop

All file access uses Java’s __________ APIs which give Lucene strong

1.	All file access uses Java’s __________ APIs which give Lucene stronger index safety.(a) NIO.2(b) NIO.3(c) NIO.4(d) NIO.5The question was asked in a job interview.I'd like to ask this question from Lucene with Hadoop in division Apache Spark, Flume, Lucene, Hama, HCatalog, Mahout, Drill, Crunch and Thrift of Hadoop
Answer» The correct OPTION is (a) NIO.2 Explanation: Index safety is provided in terms of better ERROR HANDLING and SAFER commits.

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