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Basic PHP

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

does
does not

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Basic PHP
PHP considers the following values as False

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

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Basic PHP
Which of the below namespace declaration is correct?

namespace 1_RA;
namespace ORA;
namespace ORA:
namespace ORA_#;

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

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

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Basic PHP
What will be the output of the following PHP code?
$team = "arsenal";
switch ($team) {
case "manu":
echo "I love man u";
case "arsenal":
echo "I love arsenal";
case "manc":
echo "I love manc";
}

I love arsenalI love mancI love manu
I love arsenal
Error
I love arsenalI love manc

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Basic PHP
What is the value of $a and $b after the function call?
function doSomething( &$arg ) {
$return = $arg;
$arg += 1;
return $return;
}
$a = 3;
$b = doSomething( $a );

Both are 4
a is 4 and b is 3
a is 3 and b is 4
Both are 3

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