Product Developer Interview Questions

1,046 product developer interview questions shared by candidates

Difference between comparable & comparator? Why do we have comparator? Write Singleton class? Write without use of synchronization but must be thread safe Write multithreaded code for producer & consumer What is difference between for, for each & iterator? Write java collection hierarchy? When concurrent modification exception will be thrown? Difference between hash map & hash table? Difference between equals & compare methods of String? Explain current project, questions on current project, different ways to implement solution that you implemented in your current project Design patterns used in your projects OSGi
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Senior Product Developer

Interviewed at BMC Software

3.9
Aug 31, 2015

Difference between comparable & comparator? Why do we have comparator? Write Singleton class? Write without use of synchronization but must be thread safe Write multithreaded code for producer & consumer What is difference between for, for each & iterator? Write java collection hierarchy? When concurrent modification exception will be thrown? Difference between hash map & hash table? Difference between equals & compare methods of String? Explain current project, questions on current project, different ways to implement solution that you implemented in your current project Design patterns used in your projects OSGi

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