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BASIC PHP

Basic PHP
What will be the output of the following code?
$foo = 'Bob';
$bar = &$foo;
$bar = "My name is $bar";
echo $bar;
echo $foo;

My name is BobBob
Error
My name is BobMy name is Bob
My name is Bob Bob

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Basic PHP
Which of the following PHP statements will output Hello World on the screen?
1. echo (“Hello World”);
2. print (“Hello World”);
3. printf (“Hello World”);
4. sprintf (“Hello World”);

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

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Basic PHP
What will be the output of the following PHP code?
$color = "maroon";
$var = $color[2];
echo "$var";

r
Error
a
$var

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

1
2
Error
1234

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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";

25 students
35
Error
35 students

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