WORKTOOLS 3.0
Interview Preparation
Short question sets and practical tasks for SQL, Excel, data analyst and operations analyst interviews.
SQL Interview Questions — Basics
SELECT, filtering, joins and aggregation questions with explanations.
Open →SQLSQL Interview Questions — Advanced
CTEs, windows, deduplication and performance reasoning.
Open →SQLSQL Practical Interview Test
A realistic warehouse dataset with multi-step query tasks.
Open →ExcelExcel Interview Questions — Formulas
References, IF, lookups, SUMIFS/COUNTIFS and error handling.
Open →ExcelExcel Practical Analysis Test
Clean, reconcile and summarize an operational dataset.
Open →CareerData Analyst Practical Test
Blend SQL, spreadsheet reasoning and data-quality checks.
Open →CareerOperations Analyst Practical Test
Inventory, OEE, capacity and lead-time questions.
Open →HTMLHTML Interview Questions — Practical Basics
Semantics, forms, accessibility and responsive markup questions.
Open →