Which of the following PHP function is commonly used when handling authentication via PHP?
1. header()
2. footer()
3. inset()
4. isset()
A. 1 and 4
B. 2 and 4
C. 2 and 3
D. 1 and 3
Answer: Option A
Related Questions on HTML Forms Handling
Which two predefined variables are used to retrieve information from forms?
A. $GET & $POST
B. $_GET & $_POST
C. $__GET & $__POST
D. GET & POST
A. basic sql injection
B. advanced sql injection
C. cross-site scripting
D. scripting
When you use the $_GET variable to collect data, the data is visible to.
A. none
B. only you
C. everyone
D. selected few
When you use the $_POST variable to collect data, the data is visible to.
A. none
B. only you
C. everyone
D. selected few
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