[Solved] Why are prepared statements preferred over directly executing SQL queries with user input? — Ans: They prevent SQL injection by separating code from data | SQL

SQL - Security Basics

Why are prepared statements preferred over directly executing SQL queries with user input?

AThey make queries run slower for security reasons

BThey allow users to write their own SQL code

CThey prevent SQL injection by separating code from data

DThey automatically create database backups

Step-by-Step Solution

Solution:

Step 1: Understand the risk of SQL injection
Directly inserting user input into queries can allow attackers to run harmful SQL code.
Step 2: How prepared statements help
Prepared statements separate the SQL code from the data, so user input cannot change the query structure.
Final Answer:
They prevent SQL injection by separating code from data -> Option C
Quick Check:
Security = B [OK]

Quick Trick: Prepared statements protect against SQL injection [OK]

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Why are prepared statements preferred over directly executing SQL queries with user input?