Answer & Solution
if-else statement in PHP is used to execute a block of code if a specified condition is true, and another block of code if the condition is false.
if-else statement in PHP is used to execute a block of code if a specified condition is true, and another block of code if the condition is false.
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
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 output of the following PHP code?<?php
$x = 1;
while ($x <= 3) {
echo 'The number is: $x
';
$x++;
if ($x == 2) {
break;
}
}
?>
A). The number is: 1
B). The number is: 1
The number is: 2
C). The number is: 2
D). The number is: 1
The number is: 2
The number is: 3
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 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 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 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
$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
What does the following PHP code snippet do?<?php
$x = 1;
while ($x <= 5) {
echo 'The number is: $x
';
$x++;
}
?>
A). It prints numbers from 1 to 5
B). It prints numbers from 5 to 1
C). It prints 'The number is: 5' repeatedly
D). It prints 'The number is: 1' repeatedly