Top 50 reasoning Interview Questions
The most frequently asked reasoning questions across all roles and companies, ranked by real interview frequency. Updated daily.
Use a sliding window with monotonic queues to find the longest contiguous utilization range within a max-min limit.
NVIDIACompute the probability of getting at least one head in three fair coin flips using the complement rule.
Futures First
Broadcom
Hexagon AbIdentify missing, unexpected, duplicate, and inconsistent derived records using PostgreSQL validation queries.
Sign up to see every question
Create a free account to unlock this list and practice real interview questions.
Compare ReAct, CoT, and ToT for multi-step LLM tasks, including when to use each and how they differ on reliability, cost, latency, and hallucination risk.
Cohere Technology
AmazonTests how you prioritize, take ownership, and make decisions under ambiguity when conditions change suddenly.
RivianDesign and implement a practical training and evaluation strategy that improves reasoning in a small language model.
CiscoIdentify the next term by analyzing first differences and fitting a simple quadratic rule.
Cobblestone EnergyDesign a production LLM reasoning system that uses Chain-of-Thought or Tree-of-Thought with practical controls for latency, quality, and safety.
InfosysTests ability to reason about reasoning paradigms and their impact on reliability and cost.
OpenAICompare normalized character signatures to determine whether each pair of strings is an anagram.
AdobeCalculate the sum of integers from 1 to 1,000,000 using PostgreSQL aggregation and filtering.
Virtu Financial