John Mark, an administrator, wants to set the Web server so that it will not show a directory listing if a user requests a page which is a directory. Which modification should he set up in the httpd.conf?

Correct way to check whether the cookie is set or not before retrieving the value from 'LoginCookie'?

Which is introduced in PHP5?

Which is correct with regard to indexes in MySql?

Which can be used to implement data validation while creating a table in MySql?

Output of the following code? $var1='a'; $$var1='b'; echo '$var1 $a';

Which of the following Linux command can be used to output the shared library dependencies ?

Which of the following Linux command outputs the processor architecture ?

Which of the following command can be used to shutdown an already running MySQL server?

Who clears a session files on server?

Which of the following is not a VALID MySQL datatype?