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 of the following is a common security vulnerability associated with form data submission?
A). SQL Injection
B). Form Spamming
C). Broken Authentication
D). Clickjacking
What is the purpose of using HTTPS (HTTP Secure) in web applications?
A). Encrypting Data
B). Authenticating Users
C). Preventing XSS Attacks
D). Optimizing Page Load Speed
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
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
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
What security mechanism prevents Cross-Site Request Forgery (CSRF) attacks by generating and validating unique tokens for each form submission?
A). CSRF Token
B). Session Management
C). Secure Cookies
D). HTTPS
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 used to generate a random CSRF token for form submissions?
A). bin2hex()
B). uniqid()
C). md5()
D). openssl_random_pseudo_bytes()