PHP: Interview Questions PART-10
Is it possible to submit a form with a dedicated button?
It is possible to use the document.form.submit() function to submit the form. For example: <input type=button value="SUBMIT" onClick="document.form.submit()">
SHOW ANSWER
What is the difference between ereg_replace() and eregi_replace()?
The function eregi_replace() is identical to the function ereg_replace() except that it ignores case distinction when matching alphabetic characters.
SHOW ANSWER
Is it possible to protect special characters in a query string?
Yes, we use the urlencode() function to be able to protect special characters.
SHOW ANSWER
What are the three classes of errors that can occur in PHP?
The three basic classes of errors are notices (non-critical), warnings (serious errors) and fatal errors (critical errors).
SHOW ANSWER
What is the difference between characters \034 and \x34?
\034 is octal 34 and \x34 is hex 34.
SHOW ANSWER
How can we pass the variable through the navigation between the pages?
It is possible to pass the variables between the PHP pages using sessions, cookies or hidden form fields.
SHOW ANSWER
Is it possible to extend the execution time of a PHP script?
The use of the set_time_limit(int seconds) enables us to extend the execution time of a PHP script. The default limit is 30 seconds.
SHOW ANSWER
Is it possible to destroy a cookie?
Yes, it is possible by setting the cookie with a past expiration time.
SHOW ANSWER
What is the default session time in PHP?
The default session time in php is until the closing of the browser
SHOW ANSWER
Is it possible to use COM component in PHP?
Yes, it's possible to integrate (Distributed) Component Object Model components ((D)COM) in PHP scripts which is provided as a framework.
SHOW ANSWER
BACK |
NEXT