Array values are keyed by ______ values (called indexed arrays) or using ______ values (called associative arrays). Of course, these key methods can be combined as well.

Output of the following code: $var = true and false; echo $var ? 'true' : 'false';

Which function is used for checks specified key exists in the array

Output of the following code: if (strpos('jo.blogs@nowhere.com','jo')) { echo 'true'; } else { echo 'false'; }

Using strpos what is the position of 't' in $var $var = 'take that';

mysql_connect( ) does not take following parameter

Considerer this code : $var = 1; function &blah() { global $var; $var++; return $var; } $num = &blah(); $num = &blah(); blah(); What is the value of $num ?

How to use try/catch block in php ?

$a = fread($x); fclose($x); correct syntax to initialize a handle to read from standard input?

Out-put of the following code?

Is it possible to extend the execution time of a php script?