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| PHP | |
| Level:-Basic | |
| Q(1) | How can you enable error reporting in PHP? |
A  | “display_errors” is equal “on” in the php.ini. |
| B | “ini_set('display_errors', 1)” in your script. |
| C | include “error_reporting(E_ALL)” in your code |
D  | All of the above. |
| Q(2) | What will be the output of the following PHP code ?
if (-100)
print "hi" ;
else
print "how are u";
|
| A | how are u |
| B | hi |
| C | Error |
| D | No output |
| Level:-Intermediate | |
| Q(1) | How can we register the variables into a session? |
| A | session_register ($ur_session_var) |
| B | session.register ($ur_session_var) |
| C | session_global ($ur_session_var) |
| D | session_define ($ur_session_var) |
| Q(2) | What’s the difference between unset() and unlink() |
| A | unset() sets a variable to “undefined” while unlink() deletes a file we pass to it from the file system. |
| B | unset() deletes a file we pass to it from the file system while unlink() sets a variable to “undefined” |
| C | unset() sets a variable to “null” while unlink() deletes a file we pass to it from the file system. |
| D | unset() sets a variable to “undefined” while unlink() sets a variable to “null”. |
| Level:-Expert | |
| Q(1) | What will be the output of the following code?
function fn (&$var)
{
$var = $var - ($var/10*5);
return $var;
}
echo fn(100);
|
| A | 100 |
| B | 50 |
| C | 98 |
| D | Error message |
| Q(2) | What would be the output of following:
$a = '1'; echo $b = &$a; echo $c = "2$b"; |
| A | 0,0 |
| B | 0,20 |
| C | 1,21 |
| D | 0,2 |
