Top 100+ SQL Query Interview Questions and Answers - 1

Question: 1

What is Magic Table in SQL?

The insert and Delete commands are known as magic tables in SQL.

Question: 2

What is a trigger?

Triggers are a special type of stored procedure, which gets invoked upon a certain event.

They can be performed upon an INSERT, UPDATE and DELETE.

Question: 3

Define scalability?

The application meets its requirement for efficiency even if the number of users increases.

Question: 4

Define reliability?

The application generates correct and consistent information all the time.

Question: 5

Define availability?

Users can depend on using the application when needed.

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