Fis global Data Analyst Interview Questions

The questions to prepare for a Fis global Data Analyst interview. Questions from real interview reports rank first. Updated weekly.

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Month-over-Month Retention or Churn

Medium

Tests metric design and calculation for merchant retention or churn using transaction activity.

RetentionChurnCohort Analysis

Fis global

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Reconciling Mismatched Transactions Across Systems

Hard

Tests reconciliation strategy and troubleshooting across systems for transaction count mismatches.

Reconciliationtransactionsdata integrity

Fis global

SQL for Duplicate Records by Source

Medium

Tests ability to detect duplicates and aggregate results by source in SQL.

Group Bydata integrity

Fis global

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Sample Size for Checkout Test

Medium

Design a checkout A/B test and compute the sample size needed to detect a 2% relative lift in purchase conversion within 14 days.

MDEPower AnalysisSample Size

Fis global

Imputing Missing Values

Medium

Tests statistical reasoning for handling missing data in analytics.

missing valuesData Quality

Fis global

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Dashboard for Anomalies and Compliance

Medium

Tests product thinking for turning transaction and compliance signals into actionable dashboards.

monitoringUser Needsdashboard design

Fis global

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