QuestenaPractice that shows what to review next
Question 44

An array source is sliced to select two elements. Which statement describes the result?

  1. It removes the range and returns source
  2. It returns the same array after mutation
  3. It returns a new array and preserves sourceCorrect answer
  4. It returns only the number of selected elements

Explanation

Array slice creates a new array for the selected range and does not change source. Confusing it with splice leads to the incorrect claim that the selected elements are removed from the original.

Continue with this test

Start practice
Question 44: An array source is sliced to select two elements. Which… · JavaScript Fundamentals · Questena