Rotation and Reversal Array Operation Quiz Online Practice Test

1. After rotating the array `{1, 2, 3, 4, 5}` by 2 positions, what is the new array configuration?

2. What is the auxiliary space complexity of using the reversal algorithm to rotate an array by `d` positions?

3. Which C++ function is used to reverse an array?

4. How many arguments does the C++ `rotate()` function need?

5. Which header file includes the predefined `rotate()` function in C++?

6. Which algorithm for rotating an array has the highest time complexity?

7. The juggling algorithm for array rotation has a time complexity of:

8. Reversing the array `arr[]={3,5,4,2}` will yield which of the following arrays?

9. For an array with `n` elements, where `n` is odd, how many swaps are needed to reverse it?

10. To reverse an array with `n` elements, where `n` is even, how many swaps are needed?

11. Which C++ standard library function is used for reversing an array?

12. In JavaScript, which function is used to reverse an array?

13. In C++, which header file includes the predefined `reverse()` function?