What does the following PHP code snippet do?

$colors = array("Red", "Green", "Blue");
foreach ($colors as $color) {
echo "Color: $color
";
}
?>

Which PHP control structure is used to evaluate a single expression and execute a block of code based on the result of that expression?

A). if-else statement

B). for loop

C). switch statement

D). while loop

Which PHP loop is typically used for iterating over the elements of an array?

A). for loop

B). while loop

C). do-while loop

D). foreach loop

Which PHP control structure is used to execute a block of code based on the evaluation of a condition?

A). if statement

B). for loop

C). switch statement

D). while loop

What is the output of the following PHP code?

<?php
$i = 1;
while ($i <= 3) {
echo 'The number is: $i
';
$i++;
if ($i == 2) {
continue;
}
}
?>

A). The number is: 1
The number is: 2
The number is: 3

B). The number is: 1
The number is: 3

C). The number is: 2
The number is: 3

D). The number is: 1

What will be the output of the following PHP code?

<?php
for ($i = 1; $i <= 5; $i++) {
if ($i == 3) {
continue;
}
echo 'The number is: $i
';
}
?>

A). The number is: 1
The number is: 2
The number is: 3

B). The number is: 1
The number is: 2
The number is: 4
The number is: 5

C). The number is: 3

D). The number is: 4

Which control structure in PHP is used to execute a block of code repeatedly as long as a specified condition is true?

A). if statement

B). for loop

C). switch statement

D). while loop

What will be the output of the following PHP code?

<?php
$x = 5;
do {
echo 'The number is: $x
';
$x++;
} while ($x <= 3);
?>

A). The number is: 5

B). The number is: 5
The number is: 6

C). The number is: 5
The number is: 4

D). The number is: 6

Which PHP control structure is used to execute a block of code multiple times, each time with a different value in a specified range?

A). if statement

B). for loop

C). switch statement

D). while loop

What is the purpose of the else statement in PHP?

A). To execute a block of code if a specified condition is true

B). To execute a block of code if the preceding if condition is false

C). To add additional conditions to the if statement

D). To evaluate an expression against multiple possible cases

What is the output of the following PHP code?

<?php
$x = 5;
if ($x > 3) {
echo 'Hello';
} else {
echo 'Goodbye';
}
?>

A). Hello

B). Goodbye

C). Nothing

D). Error