Question

Point out the correct statement?

(a) The value NaN represents undefined value

(b) Number Inf represents infinity in R

(c) NaN can also be thought of as a missing value

(d) “raw” objects  are commonly used directly in data analysis

I got this question by my school teacher while I was bunking the class.

This is a very interesting question from Data Types in section Nuts and Bolts and Getting Data In and Out of R Programming

Answer 1

Right answer is (b) Number Inf represents infinity in R

The explanation: This allows us to represent entities like 1 / 0.