What does an sql injection do?
it attacks data-driven applications.
b.
it decrypts data.
c.
it encrypts data.
d.
it prevents attacks on data-driven applications.

Option: A. SQL injection attacks applications driven by data.

Explanation:

SQL injection is the technique that is used to attack application driven by data where malicious SQL statements are created for execution into an entry field. These statements control database server behind the web applications.

Attackers can use them to bypass the application security measures. By this they can go round authentication of the web page and can retrieve the entire content of the SQL database, can add delete and also modify any records.