question What is the purpose of the SQL Server SET NOCOUNT ON statement

Which SQL Server statement is used to add a new column to an existing table?

A. ADD COLUMN
B. MODIFY COLUMN
C. INSERT COLUMN
D. CHANGE COLUMN

What is the purpose of the SQL Server QUOTENAME() function?

A. Concatenate multiple strings
B. Quote an identifier to make it a valid SQL Server delimited identifier
C. Calculate the average value
D. Round numeric values

Which SQL Server function is used to concatenate two or more strings?

A. CONCAT()
B. MERGE()
C. COMBINE()
D. STRING()

In SQL Server, what is the purpose of the PARSE() function?

A. Concatenate multiple columns
B. Parse a string into a specified data type
C. Calculate the average value
D. Generate a sequence of numbers

Which SQL Server statement is used to remove a table from a database?

A. DELETE TABLE
B. REMOVE TABLE
C. DROP TABLE
D. DELETE FROM TABLE

What is the purpose of the SQL Server ROLLBACK statement?

A. Save changes to the database
B. Undo changes made during the current transaction
C. Commit changes to the database
D. Delete records from the database

What is the purpose of the SQL Server ORDER BY clause?

A. Filter rows
B. Group rows
C. Sort the result set
D. Combine rows into groups

What is the purpose of the SQL Server SYSTEM_USER function?

A. Find the length of a string
B. Find the current user
C. Calculate the average value
D. Concatenate multiple rows

In SQL Server, what is the purpose of the IDENTITY property?

A. Establish a link between two tables
B. Automatically increments the value of a column
C. Enforce a unique constraint
D. Limit the number of rows returned

In SQL Server, what is the purpose of the LIKE operator?

A. Filter rows based on a condition
B. Sort the result set
C. Combine rows into groups
D. Search for a specified pattern in a column

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