# 1
Which SQL statement is used to modify an existing column in a table?
UPDATE COLUMN
ALTER TABLE MODIFY COLUMN
CHANGE COLUMN
MODIFY TABLE
BASIC MY SQL
Naomi Olivia
Round match
College
Others
BASIC MY SQL
6
College
Others
BASIC MY SQL
6
15 questions
Allow incorrect answer
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public quiz
# 2
Which SQL clause is used to filter groups based on a specified condition?
WHERE
HAVING
GROUP BY
ORDER BY
# 3
What is the purpose of a foreign key in SQL?
To uniquely identify each record in a table.
To enforce data integrity by linking tables.
To sort data in ascending order.
To aggregate data from multiple rows.
# 4
Which SQL statement is used to add a column to an existing table?
ADD COLUMN
INSERT COLUMN
ALTER TABLE ADD COLUMN
CREATE COLUMN
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