Explanation:InputFormat uses their storage locations to schedule map tasks to process them on the tasktrackers. 7. On a tasktracker, the map task passes the split to the createRecordReader() method on InputFormat to obtain a _________ for that split.
A. InputReader
B. RecordReader
C. OutputReader
D. None of the mentioned
Answer:A
Explanation:InputFormat uses their storage locations to schedule map tasks to process them on the tasktrackers. 7. On a tasktracker, the map task passes the split to the createRecordReader() method on InputFormat to obtain a _________ for that split.
A. InputReader B. RecordReader C. OutputReader D. None of the mentioned
Explanation:The RecordReader loads data from its source and converts into key-value pairs suitable for reading by mapper. 8. The default InputFormat is __________ which treats each value of input a new value and the associated key is byte offset.