Back End Developer Interview Questions

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Coding: the problem received a string, like "a b1 c2", output is "cba". The input contains character, space, and number. We need to only use the letter part and reverse the string. differences between StringBuffer and StringBuilder. And some database questions, such as JOIN.
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Java Back-end Developer

Interviewed at Antra

4.1
Sep 12, 2022

Coding: the problem received a string, like "a b1 c2", output is "cba". The input contains character, space, and number. We need to only use the letter part and reverse the string. differences between StringBuffer and StringBuilder. And some database questions, such as JOIN.

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