Point out the correct statement.
(a) Applications can use the Reporter to report progress
(b) The Hadoop MapReduce framework spawns one map task for each InputSplit generated by the InputFormat for the job
(c) The intermediate, sorted outputs are always stored in a simple (key-len, key, value-len, value) format
(d) All of the mentioned
I got this question in exam.
Question is from Analyzing Data with Hadoop in section Mapreduce of Hadoop