Avensys Consulting UK Interview Questions
The questions to prepare for Avensys Consulting UK interviews, across all roles. Questions from real interview reports rank first. Updated weekly.
Find the first repeated number with a hash set, or use in-place marking for O(1) extra space under bounded-value constraints.
Explain how to derive time and space complexity for a coding solution and justify the final Big O bounds.
Explain how to improve coding solutions by reducing time complexity first, then balancing space trade-offs.
Explain INNER, LEFT, RIGHT, FULL OUTER, CROSS, and SELF JOINs with examples and when to use each.
Evaluates Java development knowledge and readiness for client delivery contexts.
Assesses SQL query construction and translating requirements into BI reporting.
Compute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.
Gain Digital
TCS
Zest AIAggregate monthly sales by product category and use LAG to calculate month-over-month changes.
Total Wine & More
Inc.
Benjamin MooreUse joins and LAG to isolate departments driving a large month-over-month spending variance.
State of California
University of Chicago
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Tests ownership and judgment in solving a difficult technical problem under ambiguity, including prioritization, communication, and measurable results.
Tests your ability to structure solutions and make sound design tradeoffs.