Free 200-550 Exam braindumps download (200-550 exam dumps Free)

QUESTION: 11

What is the output of the following code?
echo "22" + "0.2", 23 . 1;

220.2231
22.2231
22.2, 231
56.2

Answer(s): B

Show Answer Next Question

QUESTION: 12

What is the output of the following code?

$first = "second";
$second = "first";
echo $$$first;

"first"
"second"
an empty string
an error

Answer(s): B

Show Answer Next Question

QUESTION: 13

CORRECT TEXT
Your supervisor wants you to disallow PHP scripts to open remote HTTP and FTP resources using PHP's file functions. Which php.ini setting should you change accordingly?

allow_url_fopen, allow_url_fopen=off, allow_url_fopen=Off, allow_url_fopen = off, allow_url_fopen = Off

Answer(s): A

Show Answer Next Question

QUESTION: 14

Which of the following code snippets DO NOT write the exact content of the file "source.txt" to "target.txt"? (Choose 2)

file_put_contents("target.txt", fopen("source.txt", "r"));
file_put_contents("target.txt", readfile("source.txt"));
file_put_contents("target.txt", join(file("source.txt"), "\n"));
file_put_contents("target.txt", file_get_contents("source.txt"));
$handle = fopen("target.txt", "w+"); fwrite($handle, file_get_contents("source.txt")); fclose($handle);

Answer(s): B,C

Show Answer Next Question