ExamVeda
Login
Home

Operators And Expressions MCQ question and answer with solution | PHP Programming

Learn Operators And Expressions MCQ Questions and answers with easy and logical explanations. Operators And Expressions MCQ in PHP programming provides all type of technical mcq questions which is important for technical exams, cumpus exams and other entrance examination

Each section contains 100 MCQs on Operators and Expressions in php .
1
What will be the output of the following PHP code ? 
<?php
"Hello World"
?>
Discuss
Answer & Solution
Answer: Option C
Solution:
If you need to output something onto the screen you’ll need to use echo or print_r.
2
What will be the output of the following PHP code ? 
<?php
print_r "Hello world"
?>
Discuss
Answer & Solution
Answer: Option A
Solution:
The statement should be print_r(‘Hello World’) to print Hello world. Also if there is only one line then there is no requirement of a semicolon, but it is better to use it.
3
What will be the output of the following PHP code ? 
<?php
$color = "red";
echo "$color";
echo "$COLOR";
echo "$Color";
?>
Discuss
Answer & Solution
Answer: Option C
Solution:
In PHP, all variables are case-sensitive.
4
What will be the output of the following PHP code ? 
<?php
 # echo "Hello world";
 echo "# Hello world"; 
?>
Discuss
Answer & Solution
Answer: Option A
Solution:
# is a single line comment.
5
What will be the output of the following PHP code ? 
<?php
echo "Hello World"
?>
Discuss
Answer & Solution
Answer: Option B
Solution:
You can use tags like italics, bold etc. inside php script.
6
What will be the output of the following PHP code ? 
<?php
echo "echo "Hello World"";
?>
Discuss
Answer & Solution
Answer: Option D
Solution:
It would have printed echo “Hello world” if the statement was echo “echo ”Hello World””;.
7
What will be the output of the following PHP code ? 
<?php
<?php
echo "Hello world";
?>
?>
Discuss
Answer & Solution
Answer: Option D
Solution:
You can not have php tags inside a php tag.
8
What will be the output of the following PHP code ? 
<?php
$color = red;
echo "$color";
?>
Discuss
Answer & Solution
Answer: Option B
Solution:
To print red remove the .
9
What will be the output of the following PHP code ? 
<?php
$color = red;
echo "$color" . red ;
?>
Discuss
Answer & Solution
Answer: Option C
Solution:
Use of undefined constant red.
10
What will be the output of the following PHP code ? 
<?php
$color1 = red;
$color2 = green;
echo "$color1"."$color2";
?>
Discuss
Answer & Solution
Answer: Option D
Solution:
It has to be $color1 = “red”; and $color2 = “green”; therefore the error.