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Basic PHP

Basic PHP
What will be the output of the following PHP code?
$score = 1234;
$scoreboard = (array) $score;
echo $scoreboard[0];

1234
2
1
Error

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

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

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Basic PHP
What will be the output of the following code?
function track() {
static $count = 0;
$count++;
echo $count;
}
track();
track();
track();

011
111
123
000

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Basic PHP
Which of the conditional statements is/are supported by PHP?
1. if statements
2. if-else statements
3. if-elseif statements
4. switch statements

1, 2 and 4
All of the mentioned.
2, 3 and 4
Only 1

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Basic PHP
It is possible to create a hierarchy of namespaces in PHP.

FALSE
TRUE

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