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AI Research Institute Interview Questions

The questions to prepare for AI Research Institute interviews, across all roles. Questions from real interview reports rank first. Updated weekly.

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1
System DesignStart here. 3 questions · ~24 min
2
Execution3 questions · ~24 min
3
Coding12 questions + 1 drill · ~108 min
Difference Between Interface and Abstract Class in JavaMedium

Explain the differences between interfaces and abstract classes in Java and when to use each.

Hash TablesArraysStringsAI Research Institute
SQL Coding Question CountMedium
Practice
Practice drill

Count 0 and 1 sensor readings by Bosch building using a CTE, LEFT JOIN, and conditional aggregation.

CodingpythonBosch Building Technologies
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4
NLP3 questions · ~24 min
Use Vector Databases with EmbeddingsHard

Explain how embeddings and vector databases fit into a retrieval pipeline for grounded AI responses.

Language ModelsText ClassificationWord EmbeddingsAI Research Institute
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5
Model Evaluation6 questions · ~49 min
Evaluate Overfitting vs UnderfittingMedium
Recently asked

Explain how to tell whether a model is overfitting or underfitting using train versus validation performance and related checks.

Cross-ValidationBias-Variance TradeoffAccuracyAI Research Institute
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6
Generative AI & LLMs10 questions · ~82 min
Modify Prompts and ResponsesHard
Recently asked

Evaluates your prompt-response editing skills and attention to instruction-following.

Prompt EngineeringAI Research Institute
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7
More topics13 questions · ~106 min
Optimize SQL for Large DatasetsMedium

Tests your SQL performance instincts and ability to write queries that scale for large data.

efficiencysqlAI Research Institute
Matrix-Based Coding ProblemMedium

Tests your ability to implement and reason about matrix-based logic in a coding context.

MatrixAI Research Institute
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Hands-on SQL practiceWrite and run real queries in the editor. 2 drills · ~20 min
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.