Answer & Solution
do-while loop
in PHP guarantees that the code block will be executed at least once, even if the condition is false.
do-while loop
in PHP guarantees that the code block will be executed at least once, even if the condition is false.
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 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 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
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
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 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 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
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
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 PHP control structure is used to execute a block of code based on the evaluation of multiple conditions?
A). if-else statement
B). for loop
C). switch statement
D). while loop