PHP Fundamentals, PHP

PHP Fundamentals

Question: Which is ideal statement when we want to output a blend of static text and dynamic information stored within one or several variables?
A
Print()

B
printf()

C
echo()

D
None

Note: Not available
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Question: printf("Bar inventory:%d bottles of tonic water.",100); What will its output?
A
Bar inventory:100 bottles of tonic water.

B
Bar inventory:100.00 bottles of tonic water.

C
Bar inventory: bottles of tonic water 100.

D
None

Note: Not available
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Question: What’s the special meaning of the following metacharacter($:)?
A
Matches the beginning of the line

B
Matches the end of the line

C
Matches the middle of the line

D
It’s just used before a variable

Note: Not available
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Question: Why preg_grep() function wiil you use?
A
Searches all elements of an array

B
For grapping the array

C
For grapping the character

D
Searches define elements of an array

Note: Not available
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Question: select the correct output of the following’s syntax? <?php $v=array("public","policy","support","Republic"); $p=preg_grep("/^p/",$v); print_r($p); ?>
A
Array ( [0] => public [1] => policy )

B
[0] => public [1] => policy

C
Array ( [2] => support [3] => Republic )

D
[2] => support [3] => Republic

Note: Not available
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Question: Which one matches any string enclosed within and?
A
(.*)

B
(*)

C
^b(.*)

D
^b(.*)b

Note: Not available
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Question: Select the correct output__ <?php $string1 = "10"; $string2 = "15"; $result = strcmp($string1, $string2); if ($result !== 0) { echo "The strings do not match"; } else { echo "The strings match"; } ?>
A
The strings do not match

B
The strings match

C
Both incorrect

D
Error

Note: Not available
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Question: Which of the following function returns the number of characters in a string variable?
A
count($variable)

B
len($variable)

C
strcount($variable)

D
strlen($variable)

Note: Not available
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Question: Which of the following variables is not a predefined variable?
A
$get

B
$request

C
$post

D
$ask

Note: Not available
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Question: To know your browser and operating system’s information what will you consider?
A
<?php printf("Your browser is:",$_SERVER['HTTP_USER_AGENT']); ?>

B
<?php printf("Your browser is:",$_SERVER['HTTP_USER']); ?>

C
<?php printf("Your browser is:",$_SERVER['HTTP_ADDR_AGENT']); ?>

D
<?php printf("Your browser is:",$_POST['HTTP_USER_AGENT']); ?>

Note: Not available
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Question: Which is ideal statement when we want to output a blend of static text and dynamic information stored within one or several variables?

Question: printf("Bar inventory:%d bottles of tonic water.",100); What will its output?

Question: What’s the special meaning of the following metacharacter($:)?

Question: Why preg_grep() function wiil you use?

Question: select the correct output of the following’s syntax? <?php $v=array("public","policy","support","Republic"); $p=preg_grep("/^p/",$v); print_r($p); ?>

Question: Which one matches any string enclosed within <b> and</b>?

Question: Select the correct output__ <?php $string1 = "10"; $string2 = "15"; $result = strcmp($string1, $string2); if ($result !== 0) { echo "The strings do not match"; } else { echo "The strings match"; } ?>

Question: Which of the following function returns the number of characters in a string variable?

Question: Which of the following variables is not a predefined variable?

Question: To know your browser and operating system’s information what will you consider?