Question

________ function can be used to add datasets in R provided with the columns in the datasets should be the same.

(a) rbind()

(b) bbind()

(c) jbind()

(d) hbind()

I have been asked this question in a job interview.

This intriguing question comes from Functions topic in portion Control Structures, Functions, Scoping Rules, Loop Functions and Debugging of R Programming

Answer 1

The correct answer is (a) rbind()

The explanation: rbind () function can be used add datasets in R language provided the columns in the datasets should be the same. R has a large number of in-built functions and also the user can create their own functions.