question Which Oracle statement is used to remove a table from a database

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

A. Combine rows from two or more tables
B. Rotate columns into rows based on values in a specified column
C. Sort the result set
D. Join multiple tables

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

A. Concatenate multiple values
B. Convert a value to a different data type and handle errors gracefully
C. Find the average value
D. Validate XML structure

Which SQL Server statement is used to create a unique constraint on a column?

A. UNIQUE
B. ADD UNIQUE
C. CONSTRAINT UNIQUE
D. CREATE CONSTRAINT

In Oracle, what is the purpose of the BETWEEN operator?

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

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

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

Which SQL Server statement is used to remove all records from a table and reset identity seed?

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

What is the purpose of the Oracle RANK() function?

A. Calculate the average value
B. Assign a rank to each row within a result set
C. Concatenate multiple rows
D. Find the length of a string

Which Oracle clause is used to add an index to an existing table?

A. ADD INDEX
B. CREATE INDEX
C. INDEX TABLE
D. ALTER INDEX

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

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

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