question Which Oracle statement is used to remove a user s privileges

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 rename a table?

A. RENAME TABLE
B. ALTER TABLE RENAME
C. ALTER TABLE RENAME TO
D. ALTER TABLE RENAME AS

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 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

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

A. Convert a date to a string
B. Convert a string to a date
C. Concatenate multiple dates
D. Round a date value

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 Oracle NVL() function?

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

In Oracle, which data type is used to store fixed-length character strings?

A. VARCHAR2
B. CHAR
C. CLOB
D. VARCHAR

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 Oracle, what is the purpose of the 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

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