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Real questions from top companies · easy
Initiatives taken that benefited the company.
Instances of significant mistakes and their resolutions.
Light Bulb Problem: Three switches outside a room control three bulbs inside. Determine which switch controls which bulb with minimal trials.
Missed Timelines - instance of missing delivery timelines and how you communicated and delivered
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Oozie workflow files (how many used)?
Present your findings and recommendations.
Primary Key vs. Secondary Key?
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