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In the expression x <- 4 in R, what is the class of ‘x’ as determined by the `class()’ function?

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In the expression x <- 4 in R, what is the class of  ‘x’ as determined by the `class()’ function?

(a) Character

(b) Numeric

(c) Integer

(d) Word

I have been asked this question at a job interview.

My question is based upon Basics in chapter History, Overview and Getting Started of R Programming

1 Answer

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Best answer
Correct answer is (c) Integer

Easiest explanation: In R, there is an extension of the numeric or character vectors. They are not a separate type of object but simply an atomic vector with dimensions.

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