Ace Your SQL Server Interview: 20 Essential Questions You Must Know
SQL Server is a database management system by Microsoft that stores and organizes data. It allows applications to retrieve and manage data using SQL (Structured Query Language). Built for businesses of all sizes, SQL Server ensures high reliability, security, and scalability. It also offers additional tools like the database engine, Integration Services (SSIS), Reporting Services (SSRS), and Analysis Services (SSAS) to handle various tasks such as processing, reporting, and analyzing data.
20 Essential Questions You Must Know : SQL SERVER
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1. What is SQL ?
2. What is a primary key ?
3. What is the difference between a primary key and a unique key ?
4. What is Normalization in a Database ? What is the primary use of Normalization ?
5. What are the different types of SQL operators ?
6. What is a view in SQL ?
7. What is an Index in SQL ?
8. What is clustered index in SQL?
9. What is the difference between SQL and PL/SQL?
10. What is the difference between clustered and non-clustered indexes in SQL?
11. Which are joins in SQL? Name the most commonly used SQL joins?
12. What is a "TRIGGER" in SQL?
13. What is self-join and what is the requirement of self-join?
14. What is the difference between IN and BETWEEN operators ?
15. What is a constraint? Tell me about its various levels.
16. What is the difference between DELETE and TRUNCATE statements in SQL?
17. What is the ACID property in a database?
18. What are functions and their usage in SQL?
19. What are the syntax and use of the COALESCE function?
20. What is the difference between the WHERE and HAVING clauses?
Ace Sql Server Interview 20 Essential Questions
FAQs About SQL SERVER
What is SQL Server ? SQL Server is a database management system developed by Microsoft that stores, organizes, and retrieves data using SQL (Structured Query Language).
What is the role of SQL in SQL Server ? SQL (Structured Query Language) is used in SQL Server to query and manage data, allowing applications to interact with the database.
What are the key features of SQL Server ?SQL Server is known for its high reliability, security, scalability, and ability to handle large amounts of data.
What tools are included in SQL Server ?SQL Server includes tools such as the database engine, Integration Services (SSIS), Reporting Services (SSRS), and Analysis Services (SSAS) for various data tasks.
Who can use SQL Server ?SQL Server is designed for businesses of all sizes, ensuring data management and processing solutions for small to large enterprises.
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