PHP LAMP Engineer Test Paper

What does print out?

A) 3

B) False

C) Null

D) 1

E) 0

Question 2

Which of the following snippets prints a representation of 42 with two decimal places?

A) printf(“%.2d\n”, 42);

B) printf(“%1.2f\n”, 42);

C) printf(“%1.2u\n”, 42);

Question 3

Given

$text = ‘Content-Type: text/xml’;

Which of the following prints ‘text/xml’?

A) print substr($text, strchr($text, ‘:’));

B) print substr($text, strchr($text, ‘:’) + 1);

C) print substr($text, strpos($text, ‘:’) + 1);

D) print substr($text, strpos($text, ‘:’) + 2);

E) print substr($text, 0, strchr($text, ‘:’)

Question 4

What is the value of $a?

HTML forms and cookies.

A) show_errors, enable

B) show_errors, show

C) register_globals, enhance

D) register_globals, inject

Question 8

What will be the output of the following PHP code:

?>

Answer: 1

Question 9

What is the best all-purpose way of comparing two strings?

A) Using the strpos function

B) Using the == operator

C) Using strcasecmp()

D) Using strcmp()

Question 10

What is the difference between “print()” and “echo()”?

Answer: print is a function,echo is a language construct