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Prep plan
Updated weekly · Last refresh Aug 30

OpenText Data Scientist Interview Questions

The questions to prepare for a OpenText Data Scientist interview. Questions from real interview reports rank first. Updated weekly.

50questions
~7htotal time
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1
SQL & Data ManipulationStart here. 9 questions + 2 drills · ~94 min
2
NLP10 questions · ~82 min
Preprocess E-commerce Reviews for ClassificationEasy

Build a tokenization, stemming, and lemmatization pipeline for e-commerce reviews and compare their impact on sentiment classification.

LemmatizationStemmingTokenizationOpenText
Preprocess Product Reviews for ClassificationEasy

Build a review sentiment pipeline using tokenization, normalization, and TF-IDF, and explain which preprocessing steps improve classification.

LemmatizationStemmingTokenizationOpenText
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3
Model Evaluation10 questions · ~82 min
Choose RMSE vs MAEEasy

Compare two rent prediction models and decide whether MAE or RMSE is the better selection metric given costly large errors.

RegressionMAERMSEOpenText
Evaluate Regression with RMSE and MAEEasy

Explain how to evaluate a regression model with RMSE and MAE, and how to interpret the tradeoff between average and large errors.

RegressionMAERMSEOpenText
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4
Pipelines9 questions · ~74 min
Backfilling Missing Pipeline DataMedium

Approach for safely backfilling missing data while preserving correctness, idempotency, and data quality.

ETLQualityOpenText
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5
Machine Learning10 questions · ~82 min
Feature Engineering for Tabular ModelsMedium
Recently asked

Explain a practical framework for feature engineering, from raw data to validated features that improve generalization.

Cross-ValidationFeature EngineeringSupervised LearningOpenText
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6
More topics2 questions · ~16 min
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The finish line: interview-readyComplete all 50 questions plus 2 hands-on drills to finish this plan.