Software Developer Java Interview Questions

4,317 software developer java interview questions shared by candidates

Q: Given in input an array of numbers, returns a string with the duplicate values in ascending order separated by a comma as for example "1,2,3". Q: Tell me about Hashcode and Equals? Q: When do you prefer a SQL database over NoSql database and vice versa?
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Senior Software Engineer - Java

Interviewed at Santander

3.8
Aug 28, 2023

Q: Given in input an array of numbers, returns a string with the duplicate values in ascending order separated by a comma as for example "1,2,3". Q: Tell me about Hashcode and Equals? Q: When do you prefer a SQL database over NoSql database and vice versa?

First technical interview: one easy leet code problem. They want to hear you think out loud and know time and space complexity. Second technical interview: a cli program to analyse some data they provide in a csv file. Don't assume anything, ask a lot of questions, and test your program.
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Java Software Developer

Interviewed at Sonar

2.9
Apr 11, 2023

First technical interview: one easy leet code problem. They want to hear you think out loud and know time and space complexity. Second technical interview: a cli program to analyse some data they provide in a csv file. Don't assume anything, ask a lot of questions, and test your program.

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