Gen Digital (Avast) Data Analyst Interview Guide

Structure answers with Situation, Task, Action, Result. Describe the business problem (15%), your analytical approach and tools (35%), data insights and visualizations created (30%), and business impact with quantified outcomes (20%). Always include specific metrics.

- **SQL Query Pattern**: SELECT → FROM → JOIN → WHERE → GROUP BY → HAVING → ORDER BY - **Analysis Process**: Question → Data Collection → Cleaning → EDA → Analysis → Insights → Communication - **Dashboard Design**: KPI Cards → Trends → Comparisons → Distributions → Drill-downs - **A/B Testing**: Hypothesis → Sample Size → Test Design → Statistical Significance → Interpretation - **Root Cause Analysis**: Define Problem → Collect Data → Identify Patterns → Test Hypotheses → Recommend Solutions

**Phone Screen (30-45 min)**: SQL basics, data analysis philosophy, tool proficiency **Technical Round 1 (60 min)**: Live SQL coding, query optimization, data manipulation **Technical Round 2 (60 min)**: Take-home case study with data analysis and visualization **Technical Round 3 (45 min)**: Case study presentation, dashboard design discussion **Behavioral Round (30-45 min)**: Stakeholder communication, business acumen, collaboration

- Writing inefficient SQL queries without considering performance - Not validating data quality or questioning suspicious results - Creating dashboards without understanding stakeholder needs - Failing to communicate insights in business terms - Not asking clarifying questions before diving into analysis

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