HCL Interview Questions
The questions to prepare for HCL interviews, across all roles. Questions from real interview reports rank first. Updated daily.
Find the second highest distinct salary from a single table using basic PostgreSQL ordering and limiting.
HCLUse Floyd's tortoise-and-hare algorithm to determine whether a linked list contains a cycle in O(n) time and O(1) space.
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Craft a concise self-introduction that highlights fit, communication style, and relevance for an Account Executive role.
HCLGive a specific, self-aware account of your strengths and weaknesses, supported by relevant examples and improvement actions.
HCLIdentify the main pitfalls that can distort A/B test interpretation and explain how to guard against them.
HCLExplain how you use IaC to provision and manage pipeline infrastructure consistently across environments.
HCLInvestigate a 15% engagement decline by decomposing the metric, isolating root causes, and proposing actions.
HCLDefine a success metric for a new feature that captures real user value, not just raw usage.
HCL