Q
Which PHP function is used to start a new session?

Answer & Solution

Answer: Option A
Solution:
The session_start() function is used to start a new session or resume an existing session in PHP. It initializes the $_SESSION superglobal array for storing session data.
Related Questions on Average

How can you destroy a session in PHP?

A). session_destroy()

B). destroy_session()

C). end_session()

D). remove_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 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

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

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 recommended approach for handling session data in PHP forms?

A). Use form validation and CSRF tokens

B). Store session data in hidden form fields

C). Use plaintext passwords for form authentication

D). Share session data in URL parameters

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

Which PHP function is commonly used to hash passwords?

A). password_hash()

B). hash_password()

C). encrypt_password()

D). secure_hash()

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

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