I can see why that is very tedious in the moment, but worthwhile later.
I had one oral exam in grad school (not counting dissertation defense) and the lead-up to it was terrifying.
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Do you remember a question or two that caught you off guard?
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No, it turned out to be a pretty straightforward recitation of proofs from the lectures. If it had been a test of my understanding, I would have been screwed.
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