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Control Structures(Loop In PHP) MCQ question and answer with solution | PHP Programming

Learn Control Structures(Loop In PHP) MCQ Questions and answers with easy and logical explanations. Control Structures(Loop In PHP) MCQ in PHP programming provides all type of technical mcq questions which is important for technical exams, cumpus exams and other entrance examination Page-8 section-1

71
What will be the output of the following PHP code ? 
<?php
for ($count = 0; $count < 3;$count++);
{
    print "hi";continue;print "hello";
}
?>
Discuss
Answer & Solution
Answer: Option A
Solution:
When continue is encountered it skips to the next iteration
72
What will be the output of the following PHP code ? 
<?php
for ($count = 0; $count<3;$count++);
{
    print "hi";break;print "hello";
}
?>
Discuss
Answer & Solution
Answer: Option D
Solution:
When break is encountered it leaves the loop.
73
What will be the output of the following PHP code ? 
<?php
for(++$i; ++$i; ++$i)
{
    print $i;
    if ($i == 4) 
        break;
}
?>
Discuss
Answer & Solution
Answer: Option A
Solution:
The order of execution is initialization, check, increment/decrement, check, increment/decrement, check, increment/decrement….so on.
74
What will be the output of the following PHP code ? 
<?php
for ($i = 0;$i = -1;$i = 1)
{
    print $i;
    if ($i != 1) 
	break;
}
?>
Discuss
Answer & Solution
Answer: Option C
Solution:
The order of execution is initialization, check, increment/decrement, check, increment/decrement, check, increment/decrement….so on .
75
What will be the output of the following PHP code ? 
<?php
for(;;)
{
   print "10";
}
?>
Discuss
Answer & Solution
Answer: Option B
Solution:
There is no check condition to stop the execution of the loop.
76
What will be the output of the following PHP code ? 
<?php
for ($i = 0; -5 ; $i++)
{
    print"i";
    if ($i == 3)
        break;
}
?>
Discuss
Answer & Solution
Answer: Option B
Solution:
The break statement after breaks the loop after i=3,does not print anymore.
77
What will be the output of the following PHP code ? 
<?php
for ($i = 0; 0; $i++) 
{
    print"i";
}
?>
Discuss
Answer & Solution
Answer: Option C
Solution:
The condition of the loop is always false 0.
78
What will be the output of the following PHP code ? 
<php
for ($i = 0; $i < 5; $i++) 
{
    for ($j = $i; $j > 0; $i--)
        print $i;
}
?>
Discuss
Answer & Solution
Answer: Option A
Solution:
In the second loop j value is not being changed.
79
What will be the output of the following PHP code ? 
<?php
for ($i = 0; $i < 5; $i++)  
{
    for ($j = $i;$j > $i; $i--)
        print $i;
}
?>
Discuss
Answer & Solution
Answer: Option D
Solution:
The second loop does not execute as the check condition is always false.
80
What will be the output of the following PHP code ? 
<?php
$user = array("Ashley", "Bale", "Shrek", "Blank");
for ($x = 0; $x < count($user); $x++) 
{
    if ($user[$x] == "Shrek") 
	    continue;
    printf ($user[$x]); 
}
?>
Discuss
Answer & Solution
Answer: Option A
Solution:
Only the Shrek is skipped due to the continue statement.