Answer & Solution
if-else statement in PHP is used to execute a block of code based on the evaluation of a single condition. To evaluate multiple conditions, the if-else statement can be combined with the elseif statement.
if-else statement in PHP is used to execute a block of code based on the evaluation of a single condition. To evaluate multiple conditions, the if-else statement can be combined with the elseif statement.
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
for ($i = 1; $i <= 3; $i++) {
echo 'The number is: $i
';
}
?>
A). The number is: 1
The number is: 2
The number is: 3
B). The number is: 3
The number is: 2
The number is: 1
C). The number is: 1
D). The number is: 3
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
What does the following PHP code snippet do?<?php
$colors = array('Red', 'Green', 'Blue');
foreach ($colors as $color) {
echo 'Color: $color
';
}
?>
A). It prints 'Color: Red'
B). It prints 'Color: Green'
C). It prints 'Color: Blue'
D). It prints all the elements of the $colors array
Which of the following PHP control structures is used to evaluate an expression against multiple possible cases?
A). if statement
B). for loop
C). switch statement
D). while loop
What will be the output of the following PHP code?<?php
for ($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 PHP control structure is used to evaluate multiple conditions and execute a block of code based on the first condition that is true?
A). if-else statement
B). for loop
C). switch statement
D). while loop
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 is the purpose of the continue statement in PHP?
A). To exit a loop or switch statement prematurely
B). To skip the current iteration of a loop
C). To restart the current iteration of a loop
D). To continue to the next iteration of a loop
Which PHP control structure is used to execute a block of code repeatedly for a specified number of times?
A). if statement
B). for loop
C). switch statement
D). while loop