Which of the following statements regarding Big R is TRUE?
A . Unless specified otherwise, Big R automatically assumes all data to be integers
B . Big R’s ‘bigr.frame’ is equivalent to R’s ‘data.frames’
C . When you execute Big R “apply” function, Big R transparently extracts data out of HDFS into the Big R engine
D . A data analyst using Big R employs MapReduce programming principles
Answer: A
Explanation:
Reference: https://developer.ibm.com/hadoop/docs/biginsights-value-add/big-r/bigr-tutorial/