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Tuesday, January 3, 2012

SQL Server Interview Questions and Answers


  • What is RDBMS?
  • What are the Properties of the Relational Tables?
  • What is Normalization?
  • What is De-normalization?
  • How is ACID property related to Database?
  • What are the Different Normalization Forms?
  • What is a Stored Procedure?
  • What is a Trigger?
  • What are the Different Types of Triggers?
  • What is a View?
  • What is an Index?
  • What is a Linked Server?
  • What is a Cursor?
  • What is Collation?
  • What is the Difference between a Function and a Stored Procedure?
  • What is subquery? Explain the Properties of a Subquery?
  • What are Different Types of Join?
  • What are Primary Keys and Foreign Keys?
  • What is User-defined Functions? What are the types of User-defined Functions that can be created?
  • What is an Identity?
  • What is DataWarehousing?
  • What languages BI uses to achieve the goal?
  • What is Standby Servers? Explain Types of Standby Servers.
  • What is Dirty Read?
  • Why can’t I use Outer Join in an Indexed View?
  • What is the Correct Order of the Logical Query Processing Phases?
  • Which Command using Query Analyzer will give you the Version of SQL Server and Operating System?
  • What is an SQL Server Agent?
  • Can a Stored Procedure call itself or a Recursive Stored Procedure? How many levels of SP nesting is possible?
  • What is Log Shipping?
  • Name 3 ways to get an Accurate Count of the Number of Records in a Table?
  • What does it mean to have QUOTED_IDENTIFIER ON? What are the Implications of having it OFF?
  • What is the Difference between a Local and a Global Temporary Table?
  • What is the STUFF Function and How Does it Differ from the REPLACE Function?
  • What is PRIMARY KEY?
  • What is UNIQUE KEY Constraint?
  • What is FOREIGN KEY?
  • What are the basic functions for master, msdb, model, tempdb and resource databases?
  • What is the Maximum Number of Index per Table?
  • Explain Few of the New Features of SQL Server 2008 Management Studio
  • Explain IntelliSense for Query Editing
  • Explain MultiServer Query
  • Explain Query Editor Regions
  • Explain Object Explorer Enhancements
  • Explain Activity Monitors

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