Which of the following PHP functions is used to destroy a session?
A). session_destroy()
B). destroy_session()
C). end_session()
D). remove_session()
How can you implement remember me functionality in PHP?
A). By using persistent cookies with long expiration times
B). By storing passwords in plaintext
C). By disabling session management
D). By using URL parameters for authentication
What is the purpose of user authentication in PHP web applications?
A). To verify the identity of users accessing the application
B). To optimize database queries
C). To manage user sessions
D). To handle server configurations
Which PHP function is commonly used to hash passwords?
A). password_hash()
B). hash_password()
C). encrypt_password()
D). secure_hash()
What does the session_regenerate_id() function do in PHP?
A). Regenerates the session ID to prevent session fixation
B). Registers a new session ID with the server
C). Retrieves the session ID from the server
D). Ends the current session and deletes session data
How can you prevent session fixation attacks in PHP?
A). Regenerate session IDs after successful authentication
B). Use weak session IDs
C). Store session IDs in plaintext
D). Disable session management entirely
What does the $_SESSION superglobal array store in PHP?
A). Session data
B). User credentials
C). Database queries
D). HTML markup
What is the primary benefit of salting passwords before hashing?
A). To prevent rainbow table attacks
B). To increase server performance
C). To encrypt session data
D). To generate random session IDs
What is the purpose of using prepared statements in user authentication?
A). To prevent SQL injection attacks
B). To optimize database queries
C). To increase server performance
D). To store session data securely
What is the purpose of session management in PHP web applications?
A). To maintain stateful information across multiple requests
B). To optimize database queries
C). To handle user authentication
D). To manage server configurations