Feature/delete question set

[TerezaSkutova]

Summary

🚨 Provide a brief summary of your work.

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] Refactoring (non-breaking change to code and structure)
• [x] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Testing

🚨 Provide info about the new tests and tests result

Notes

🚨 Anything else

[TerezaSkutova]

I made a couple of small suggestions 😊 after resolving I think it will be more than fine for merge :)

[sonarcloud[bot]]

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