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 security measure helps prevent form spamming by distinguishing between human users and bots?
A). CAPTCHA
B). HTTPS
C). CSRF Token
D). Two-Factor Authentication
Which of the following is NOT a common security vulnerability associated with file uploads in web applications?
A). File Inclusion
B). File Upload Vulnerability
C). Path Traversal
D). Cross-Site Request Forgery
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
D). Disable Error Reporting
Which of the following is NOT a common input validation technique for form data?
A). Regular Expressions
B). Whitelisting
C). Blacklisting
D). Tokenization
Which PHP function is commonly used to sanitize input data from a form to prevent SQL injection?
A). mysqli_real_escape_string()
B). htmlspecialchars()
C). filter_var()
D). htmlentities()
What is the purpose of session management in web applications?
A). Maintaining User State
B). Encrypting Data
C). Preventing SQL Injection
D). Validating Form Data
Which of the following is a common security vulnerability associated with form data submission?
A). SQL Injection
B). Form Spamming
C). Broken Authentication
D). Clickjacking
Which PHP function is used to generate a random CSRF token for form submissions?
A). bin2hex()
B). uniqid()
C). md5()
D). openssl_random_pseudo_bytes()
Which HTTP header instructs web browsers to limit the scope of cookies to a specific domain?
A). SameSite
B). Cache-Control
C). Access-Control-Allow-Origin
D). Content-Security-Policy