Explanation:JobConfigurable.configure method is overrided to initialize themselves. 2. 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
Answer:A
Explanation:JobConfigurable.configure method is overrided to initialize themselves. 2. 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
Explanation:Reporters can be used to set application-level status messages and update Counters. 3. Input to the _______ is the sorted output of the mappers.