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Basic PHP Quiz 2

Description: Basic PHP Quiz 2
Number of Questions: 10
Created by:
Tags: php
Attempted 0/10 Correct 0 Score 0
php
  1. print() can be used as part of an expression, while echo() can't

  2. echo() can be used as part of an expression, while print() can't

  3. echo() can be used in the CLI version of PHP, while print() can't

  4. print() can be used in the CLI version of PHP, while echo() can't


Correct Option: A

What is displayed when the following script is executed?

define(myvalue, "10");
$myarray[10] = "Dog";
$myarray[] = "Human";
$myarray['myvalue'] = "Cat";
$myarray["Dog"] = "Cat";
print "The value is: ";
print $myarray[myvalue]."\\n";
php
  1. The value is: Dog

  2. The value is: Cat

  3. The value is: Human

  4. The value is: 10


Correct Option: A

Which of the following is not valid PHP code?

php
  1. $_10

  2. ${"MyVar"}

  3. &$something

  4. $10_somethings


Correct Option: D

Which of the following tags is not a valid way to begin and end a PHP code block?

php
  1. = ?>


Correct Option: D
php
  1. show_errors, enable

  2. show_errors, show

  3. register_globals, enhance

  4. register_globals, inject


Correct Option: D

Which of the following prints ‘text/xml’?

php
  1. print substr($text, strchr($text, ':'));

  2. print substr($text, strchr($text, ':') 1);

  3. print substr($text, strpos($text, ':') 1);

  4. print substr($text, strpos($text, ':') 2);


Correct Option: D
php
  1. printf("%.2d\n", 42);

  2. printf("%1.2f\n", 42);

  3. printf("%1.2u\n", 42);

  4. none of the above


Correct Option: B
php
  1. $a *= pow (2, 2);

  2. $a >>= 2;

  3. $a <<= 2;

  4. $a = $a $a;


Correct Option: A,C
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