question What is the purpose of the SQL Server SELECT TOP clause

In SQL Server, what is the purpose of the CONTAINSTABLE function?

A. Perform full-text search
B. Concatenate multiple columns
C. Validate XML structure
D. Generate a sequence of numbers

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

What is the purpose of the SQL 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

In Oracle, what is the purpose of the INSTR() function?

A. Concatenate multiple columns
B. Find the length of a string
C. Find the position of a substring in a string
D. Concatenate multiple rows

Which SQL Server function is used to find the length of a string?

A. STRLEN()
B. LEN()
C. LENGTH()
D. STRINGLENGTH()

What is the purpose of the Oracle UTL_FILE package?

A. Perform data manipulation tasks
B. Read and write files on the server's file system
C. Calculate the average value
D. Create triggers

In MySQL, what is the purpose of the IFNULL() function?

A. Calculate the average value
B. Replace NULL values with a specified value
C. Concatenate multiple rows
D. Round numeric values

What is the purpose of the SQL Server CROSS APPLY operator?

A. Combine rows from two or more tables
B. Rotate rows into columns based on values in a specified column
C. Execute a table-valued function for each row
D. Sort the result set

Which Oracle statement is used to grant execute permissions on a stored procedure?

A. GRANT EXECUTE
B. GRANT EXECUTION
C. ALLOW EXECUTE
D. ALLOW EXECUTION

Which SQL function is used to find the current user in MySQL?

A. GETUSER()
B. CURRENT_USER()
C. USER()
D. GET_CURRENT_USER()

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