PHP Syntax MCQ Objective Quiz

PHP

Syntax has 17 Questions

What will be the output of the following PHP code ?

```
<?php
```
```
"Hello World"
```
```
?>
```

Error

Hello World

Nothing

Missing semicolon error

What will be the output of the following PHP code ?

```
<?php
```
```
print_r "Hello world"
```
```
?>
```

Error

Hello World

Nothing

Missing semicolon error

What will be the output of the following PHP code ?

```
<?php
```
```
echo 'Hello World';
```
```
<html>
```
```
Hello world
```
```
html>
```
```
?>
```

Hello world

Hello World Hello World

Hello world Hello World

Syntax Error

What will be the output of the following PHP code ?

```
<?php
```
```
$color = "red";
```
```
echo "$color";
```
```
echo "$COLOR";
```
```
echo "$Color";
```
```
?>
```

redredred

redred

red

Error

What will be the output of the following PHP code ?

```
<?php
```
```
 # echo "Hello world";
```
```
 echo "# Hello world"; 
```
```
?>
```

# Hello world

Hello world# Hello world

Hello world

Error

What will be the output of the following PHP code ?

```
<?php
```
```
echo "Hello World"
```
```
?>
```

Hello world

Hello world in italics

Nothing

Error

What will be the output of the following PHP code ?

```
<?php
```
```
<?php
```
```
echo "Hello world";
```
```
?>
```
```
?>
```

helloworld

Hello world

Nothing

Error

What will be the output of the following PHP code ?

```
<?php
```
```
$color = red;
```
```
echo "\$color";
```
```
?>
```

red

$color

\red

Error

What will be the output of the following PHP code ?

```
<?php
```
```
/*
```
```
echo "Hello world";
```
```
*/
```
```
?>
```

Hello world

Nothing

error

/* Hello world */

What will be the output of the following PHP code ?

```
<?php
```
```
$color = red;
```
```
echo "$color" . red ;
```
```
?>
```

red red

red

Error

Nothing

What will be the output of the following PHP code ?

```
<?php
```
```
$color1 = red;
```
```
$color2 = green;
```
```
echo "$color1"."$color2";
```
```
?>
```

red green

red

green

Error

What will be the output of the following PHP code ?

```
<?php
```
```
$color = "red";
```
```
$color = "green";
```
```
echo "$color";
```
```
?>
```

red

green

red green

error

What will be the output of the following PHP code ?

```
<?php
```
```
$color1 = "red";
```
```
$color2 = "green";
```
```
echo "$color1" . "$color2";
```
```
?>
```

red

green

red green

redgreen

What will be the output of the following PHP code ?

```
<?php
```
```
$color1 = "red";
```
```
$color2 = "green";
```
```
echo "$color1" + "$color2";
```
```
?>
```

redgreen

red green

0

error

What will be the output of the following PHP code ?

```
<?php
```
```
$color1 = "red";
```
```
$color2 = "red";
```
```
echo "$color1" + "$color2";
```
```
?>
```

redgreen

red green

0

1

What will be the output of the following PHP code ?

```
<?php
```
```
$color1 = "1";
```
```
$color2 = "1";
```
```
echo "$color1" + "$color2";
```
```
?>
```

11

2

0

1

What will be the output of the following PHP code ?

```
<?php
```
```
$color1 = "red";
```
```
$color2 = "1";
```
```
$color3 = "grey"
```
```
echo "$color1" + "$color2" . "$color3";
```
```
?>
```

1grey

grey

0

red1grey