Multiple choice technology databases

Which SQL statement is used to update data in a database?

  1. UPDATE

  2. MODIFY

  3. SAVE

  4. SAVE AS
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The UPDATE statement is the standard SQL command used to modify existing records in a database table. MODIFY, SAVE, and SAVE AS are not standard SQL keywords used for updating existing row data.

AI explanation

To answer this question, you need to understand the basic SQL syntax and operations.

The correct answer is A) UPDATE.

Explanation for each option:

A) UPDATE - This option is correct. The UPDATE statement is used to modify or update existing data in a database table.

B) MODIFY - This option is incorrect. The MODIFY statement is not a valid SQL statement for updating data. It is typically used in conjunction with the ALTER TABLE statement to modify the structure or definition of a table.

C) SAVE - This option is incorrect. The SAVE statement is not a valid SQL statement for updating data. SQL does not have a specific statement for saving data in a database.

D) SAVE AS - This option is incorrect. The SAVE AS statement is not a valid SQL statement for updating data. SQL does not have a specific statement for saving data with a new name or as a copy.

In conclusion, the correct answer is A) UPDATE. This statement is used to modify or update existing data in a database table.

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