Some questions that I can recollect.
- What is database normalization?
- Explain difference between unique key vs Primary Key?
- Can unique key contain NULL values?
- Explain concept of logins and users.
- Explain database index structure
- Why use Stored Procedures?
- Clustered vs. Non clustered Indexes

Question

Some questions that I can recollect.
-	What is database normalization?
-	Explain difference between unique key vs Primary Key?
-	Can unique key contain NULL values?
-	Explain concept of logins and users.
-	Explain database index structure
-	Why use Stored Procedures?
-	Clustered vs. Non clustered Indexes

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