Online Assessment Hackerrank @ McKinsey

Hi all! I received an invitation from McKinsey to do a Hackerrank Online Assessment for the Data Engineering internship position I applied to. As this is my first Online Assessment I'd like to know how this will all work and have two questions in this regard:

* Could be a stupid question but I'm genuinely unsure: Is it normal or okay to use Google during the test? I'm asking this because the assessment is one and a half hours and …

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