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Python: Which statement about Two-Pointer Technique is the strongest interview answer?

Difficulty:

Easy

Questions:

1

Time Limit:

2 minutes

Passing Score:

100%

Question

Which statement about Two-Pointer Technique is the strongest interview answer?

  1. The two-pointer technique uses coordinated positions in one or two sequences to exploit order, symmetry, or shrinking search space.
  2. Two-Pointer Technique is mostly a naming style choice and has little effect on runtime behavior or design tradeoffs.
  3. Two-Pointer Technique exists mainly to reduce the number of files in a Python project.
  4. Two-Pointer Technique matters only for frontend scripting and not for backend or automation code.

Hint

Start with the core rule behind Two-Pointer Technique.

Answer and rationale

Correct answer: A. The two-pointer technique uses coordinated positions in one or two sequences to exploit order, symmetry, or shrinking search space.

The two-pointer technique uses coordinated positions in one or two sequences to exploit order, symmetry, or shrinking search space. This is the base concept interviewers commonly test first.

Track: Python