Tool Designer Interview Questions

740 tool designer interview questions shared by candidates

1. can you think of any use case where u can use composition instead of inheritence 2. why and where we use default 3. examples for OOPS concept in your tool 4. reverse string tell me different ways of doing it 5. duplicates in an array using collections 6. How do you handle null point exceptions is there any way u can do it ?
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Tools Developer

Interviewed at OpenText

3.2
Apr 26, 2025

1. can you think of any use case where u can use composition instead of inheritence 2. why and where we use default 3. examples for OOPS concept in your tool 4. reverse string tell me different ways of doing it 5. duplicates in an array using collections 6. How do you handle null point exceptions is there any way u can do it ?

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