Q
What is the purpose of using prepared statements when interacting with databases in PHP?

Answer & Solution

Answer: Option A
Solution:
Prepared statements in PHP prevent SQL Injection by separating SQL logic from user input, ensuring that input data is treated as data and not executable code.
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Which of the following is NOT a common input validation technique for form data?

A). Regular Expressions

B). Whitelisting

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Which of the following is a best practice for preventing SQL Injection when executing SQL queries in PHP?

A). Use Parameterized Queries

B). Store Passwords in Plain Text

C). Use addslashes() Function

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A). File Inclusion

B). File Upload Vulnerability

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What is the purpose of using HTTPS (HTTP Secure) in web applications?

A). Encrypting Data

B). Authenticating Users

C). Preventing XSS Attacks

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What is the primary purpose of form data validation in web applications?

A). Enhancing user experience

B). Preventing security vulnerabilities

C). Optimizing server performance

D). Improving search engine ranking

What is the purpose of input validation in web forms?

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B). Enhancing User Experience

C). Preventing XSS Attacks

D). Enforcing Password Policies

Which PHP function is commonly used to check if a form field is empty?

A). empty()

B). isset()

C). is_empty()

D). is_null()

Which HTTP header instructs web browsers to limit the scope of cookies to a specific domain?

A). SameSite

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Which PHP function is commonly used to validate email addresses submitted through a form?

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