Question

Which of the following is the predefined function for array reversal in C++?

(a) rotate()

(b) arr_rotate()

(c) array_rotate()

(d) rot()

My question comes from Arrays Types in section Arrays Types of Data Structures & Algorithms I

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

Answer 1

Right option is (a) rotate()

To explain: The predefined function for rotating an array is rotate() in C++. It is defined under the library algorithm and requires 3 arguments.