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Basic PHP

Basic PHP
Which of the following is not valid PHP code?

$10_somethings
${“MyVar”}
&$something
$_10
$aVaR

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Basic PHP
Which statement will output $x on the screen?

echo “$$x”;
echo “$x;”;
echo “\$x”;
echo “/$x”;

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Basic PHP
PHP is an open source software.

True
False

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Basic PHP
PHP considers the following values as False

All of Above
constant NULL
both A and B
the one-character string 0
the integer 0

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Basic PHP
PHP ..... demand that you declare a data type when you create a variable.

does not
does

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Basic PHP
PHP does not support numbers written in hexadecimal, octal or scientific notation.

True
False

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