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BlackRock interview questions and practice
14 coding questions are known to come up in BlackRock interviews (6 easy, 7 medium, 1 hard), 3 of them in the last six months. The most common topics are Array, Hash Table, String, Math.
Practice interviews built from public job posts and question lists. Each open post links to the original so you can apply on BlackRock’s own site; BlackRock does not run, see or review your practice.
Coding questions BlackRock asks
From public company-tagged interview question lists. Most recent and most frequent first.
- Array7
- Hash Table5
- String4
- Math4
- Dynamic Programming4
- Tree3
- Depth-First Search3
- Two Pointers3
- Bit Manipulation3
- Sorting3
- Binary Tree2
- Binary Search2
| Question | Difficulty | Asked recently |
|---|---|---|
| Valid Parentheses | Easy | Yes |
| Lowest Common Ancestor of a Binary Tree | Medium | Yes |
| Lowest Common Ancestor of a Binary Search Tree | Medium | Yes |
| Happy Number | Easy | No |
| Find the Maximum Sum of Node Values | Hard | No |
| Group Anagrams | Medium | No |
| Best Time to Buy and Sell Stock | Easy | No |
| Find the Duplicate Number | Medium | No |
| Missing Number | Easy | No |
| Number of Islands | Medium | No |
| Climbing Stairs | Easy | No |
| Integer to Roman | Medium | No |
| Longest Palindromic Substring | Medium | No |
| Two Sum | Easy | No |
Questions about BlackRock interviews
What topics do BlackRock interviews cover?
The ones that come up most are Array, Hash Table, String, Math, Dynamic Programming.
What coding questions does BlackRock ask?
14 questions are tagged to BlackRock in public interview lists: 6 easy, 7 medium and 1 hard. The most asked include Valid Parentheses, Lowest Common Ancestor of a Binary Tree, Lowest Common Ancestor of a Binary Search Tree.
How do I practise a BlackRock interview?
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