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Basic PHP

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

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

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Basic PHP
Which of the looping statements is/are supported by PHP?
1. for loop
2. while loop
3. do-while loop
4. foreach loop

1 and 2
All of the mentioned
None of the mentioned
1, 2 and 3

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Basic PHP
What will be the output of the following PHP code?
$a = "clue";
$a .= "get";
echo "$a";

true
false
get
clueget

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

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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

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

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