What is the purpose of the session_write_close() function in PHP?
A). Writes session data and closes the session file
B). Opens a new session file for writing
C). Ends the current session and deletes session data
D). Retrieves the session data from the session file
How can you securely manage session data in PHP?
A). Store sensitive session data server-side
B). Store session data in plaintext on the client
C). Share session data in URL parameters
D). Store session data in unencrypted cookies
What is the role of hashing in user authentication?
A). To securely store passwords
B). To encrypt session data
C). To generate random session IDs
D). To validate IP addresses
Which PHP function is commonly used to hash passwords?
A). password_hash()
B). hash_password()
C). encrypt_password()
D). secure_hash()
Which PHP function is used to start a new session?
A). session_start()
B). start_session()
C). init_session()
D). new_session()
Which of the following is commonly used for user authentication in PHP?
A). Username and password
B). Session ID
C). IP address
D). URL parameters
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
Which of the following is a security best practice for session management?
A). Use HTTPS to encrypt session data during transmission
B). Store session data in plaintext on the server
C). Set session cookies to expire after every request
D). Share session IDs in URL parameters
Which PHP function is used to set session cookie attributes?
A). session_set_cookie_params()
B). set_session_cookie_attributes()
C). configure_session_cookie()
D). modify_session_cookie()
How can you destroy a session in PHP?
A). session_destroy()
B). destroy_session()
C). end_session()
D). remove_session()