4. How can you enable error logging to a file in PHP?

Which PHP function is used to log messages with different severity levels?

A). log()

B). error_log()

C). print_log()

D). write_log()

What is the purpose of logging errors and exceptions in PHP applications?

A). To diagnose issues and debug code

B). To enhance server performance

C). To minimize memory consumption

D). To improve code readability

What is the default error logging destination in PHP?

A). Standard output

B). Standard error

C). System log file

D). Web server error log file

What does the display_errors directive control in PHP?

A). Whether errors are displayed on the web page

B). Whether errors are logged to a file

C). Whether errors are reported to the server

D). Whether errors are suppressed

What is the purpose of logging contextual information along with errors and exceptions?

A). To provide additional details for debugging and diagnosis

B). To increase server load

C). To minimize log file size

D). To improve code readability and maintainability

What is the primary benefit of using exception handling over traditional error handling?

A). Better separation of concerns

B). Simplicity of implementation

C). Lower memory consumption

D). Faster script execution

How can you customize error logging settings in PHP applications?

A). By modifying the php.ini configuration file

B). By using the set_error_log() function

C). By adding comments to the code

D). By disabling error logging completely

Which logging level is typically used for critical errors in PHP applications?

A). ERROR

B). WARNING

C). INFO

D). CRITICAL

How can you log errors and exceptions to a database in PHP?

A). By writing custom database queries to insert error details

B). By using built-in PHP functions like error_log()

C). By executing stored procedures in the database

D). By using logging libraries like Monolog

What does the log_errors directive control in PHP?

A). Whether errors are logged to a file

B). Whether errors are displayed on the web page

C). Whether errors are reported to the server

D). Whether errors are suppressed