HADOOP-PR000007 Latest Exam Braindumps
Question 3: You need to create a job that does frequency analysis on input data. You will do this by writinga Mapper
that uses TextInputFormat and splits each value (a line of text from an input file) into individual
characters.
For each one of these characters, you will emit the character as a key and an InputWritable as the
value.
As this will produce proportionally more intermediate data than input data, which two resources
should
you expect to be bottlenecks?
A. Processor and network I/O
B. Disk I/O and network I/O
C. Processor and RAM
D. Processor and disk I/O
Correct Answer: B
