Random interview questions

1.  What are SOLID principles
2. Explain about OPEN CLOSE principle
3. Explain about Dependency Inversion principle
4. What Mediator Pattern and Explain
5. What are the design Patterns you have used explain with scenario
6. What is Entity Framwork
7. What is Lazy Loading and Eagerly Loading
8. How to get Parent Child collections in EF
9. What is the difference between IEnumarable and IQueriable
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