action. The action attribute defines the URL where the form data will be submitted.
What is the purpose of the isset() function in PHP when handling form submissions?
A). To check if a variable is empty
B). To check if a variable is set and is not NULL
C). To check if a variable is numeric
D). To convert a variable to a string
Which attribute of the HTML <form> element specifies the HTTP method to be used when submitting the form data?
A). method
B). action
C). type
D). enctype
What type of attribute is used in an HTML form to specify where to send the form data?
A). method
B). action
C). type
D). name
What is the purpose of the trim() function in PHP?
A). To remove whitespace from the beginning and end of a string.
B). To truncate a string to a specified length.
C). To convert a string to lowercase.
D). To convert a string to uppercase.
What is the purpose of the htmlspecialchars() function in PHP?
A). To convert HTML entities to their corresponding characters.
B). To remove HTML tags from a string.
C). To encode special characters in HTML format.
D). To decode special characters in HTML format.
Which attribute of the HTML <form> element specifies the HTTP method to be used when submitting the form data?
A). method
B). action
C). type
D). enctype
Which function is used to check if a variable is an array in PHP?
A). is_array()
B). check_array()
C). array_check()
D). isArray()
Which PHP function is used to handle file uploads?
A). upload_file()
B). process_upload()
C). handle_upload()
D). move_uploaded_file()
What is the purpose of the isset() function in PHP when handling form submissions?
A). To check if a variable is empty
B). To check if a variable is set and is not NULL
C). To check if a variable is numeric
D). To convert a variable to a string
What function is used to check if a file upload operation was successful in PHP?
A). file_exists()
B). is_uploaded_file()
C). move_uploaded_file()
D). file_upload_successful()