AP CSA Unit 4 Day 15: Binary Search Precondition

Unit 4, Data Collections • Cycle 2
Day 15 Advanced Practice • Harder Difficulty
Focus: Binary Search Precondition Hard Binary Search Precondition

Advanced Practice Question

Format: Binary Search Precondition

Which array is suitable for binary search?
// Which array works with binary search?
Difficulty: Hard | Topic: Binary Search Precondition | Cycle: 2 (Advanced)
Why This Answer?

Binary search requires the array to be sorted in ascending order. Only option D is sorted correctly.

Common Mistake
Watch Out!

Forgetting that binary search ONLY works on sorted data.

AP Exam Strategy

Binary search precondition: array must be sorted in ascending order.

Master This Topic

This Cycle 2 HARD question tests binary search precondition. Review Unit 4 concepts to build mastery of data collections.

  • Understanding binary search precondition
  • Tracing code execution accurately
  • Avoiding common pitfalls
View Unit 4 Study Guide

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