Answer & Solution
for loop
in PHP is used to execute a block of code multiple times, each time with a different value in a specified range.
for loop
in PHP is used to execute a block of code multiple times, each time with a different value in a specified range.
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
Which of the following loops in PHP guarantees that the code block will be executed at least once, even if the condition is false?
A). for loop
B). while loop
C). do-while loop
D). foreach 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
Which control structure 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?
A). if-else 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 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 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
$i = 1;
while ($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
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
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