Java Technical Trainer Interview Questions

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what is polymorphism? what's the difference between == and .equals() what are the sql joins? what if a user complains that a page that loads 1000 search results loads too slow? ( conversational question) what are some common security pitfalls in running a database?
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Java Developer

Interviewed at Frontier Science Foundation

3.7
Oct 6, 2015

what is polymorphism? what's the difference between == and .equals() what are the sql joins? what if a user complains that a page that loads 1000 search results loads too slow? ( conversational question) what are some common security pitfalls in running a database?

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