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Basic PHP

Basic PHP
Variables always start with a ........ in PHP

Pond-sign
Yen-sign
Euro-sign
Dollar-sign

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Basic PHP
Some PHP code might not have a namespace and therefore lives in the . . . . . . namespace.

Default
Automatic
PRE
Global

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Basic PHP
When a simple data type is casted to an array, an array is created with the original value in the first element.

False
True

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Basic PHP
Which of the below statements is equivalent to $add += $add ?

$add = $add + $add + 1
$add = $add
$add = $add + 1
$add = $add +$add

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Basic PHP
We can use _________ to comment a single line?
1. /?
2. //
3. #
4. /* */

Only 2
1, 3 and 4
2, 3 and 4
Both 2 and 4

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Basic PHP
What will be the output of the following PHP code?
$total = "25 students";
$more = 10;
$total = $total + $more;
echo "$total";

35 students
35
25 students
Error

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