PHP FUNCTIONS QUIZ

What will be the output of the following PHP code ? function start($string) { if ($string < 45) return 20; else return 40; } $t = start(90); if ($t < 20) { echo "Have a good day!"; } else { echo "Have a good night!";}

None of the mentioned

Have a good night!

ERROR

Have a good day!

TRUE ANSWER : ?
YOUR ANSWER : ?

A function in PHP which starts with ______ (double underscore) is know as.

Magic Function

Inbuilt Function

User Defined Function

Default Function

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code? function a() { function b() { echo 'I am b'; } echo 'I am a'; } a(); a();

I am b

Error

I am a Error

I am bI am a

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code? function calc($price, $tax="") { $total = $price + ($price * $tax); echo "$total"; } calc(42);

0

Error

42

84

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code ? $var = 10; function one() { echo $var; } one();

Error

No Output

None of the Mentioned

10

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code ? function time($string) { echo strtr("Towe Pa55", "ow5", $string); } time("ims");

Time Pass

Towe Pass

Towe Pa55

Time Pa55

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code? echo str_pad("Salad", 5)." is good for health.";

is good for health SaladSaladSaladSaladSalad

is good for health Salad

Salad is good for health

SaladSaladSaladSaladSalad is good for health

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code? function do($myString) { echo strpos($myString, "donkey",0); } do("The donkey looks like a horse.");

2

None of the mentioned

4

5

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code? define("GREETING","Hello you! How are you today?"); echo constant("GREETING");

Hello you! How are you today?

GREETING

“GREETING”,”Hello you! How are you today?”

GREETING, Hello you! How are you today?

TRUE ANSWER : ?
YOUR ANSWER : ?

It is always necessary to use parentheses with the print function.

True

False

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code ?<br/>function start($string)<br/>{<br/>if ($string < 45)<br/>return 20;<br/>else<br/>return 40;<br/>}<br/>$t = start(90);<br/>if ($t < 20)<br/>{<br/>echo "Have a good day!";<br/>}<br/>else<br/>{<br/>echo "Have a good night!";}

A function in PHP which starts with ______ (double underscore) is know as.

What will be the output of the following PHP code?<br/>function a() {<br/>function b() {<br/>echo 'I am b';<br/>}<br/>echo 'I am a';<br/>}<br/>a();<br/><br/>a();

What will be the output of the following PHP code?<br/>function calc($price, $tax="") {<br/>$total = $price + ($price * $tax);<br/>echo "$total";<br/>}<br/>calc(42);

What will be the output of the following PHP code ?<br/>$var = 10;<br/>function one()<br/>{<br/>echo $var;<br/>}<br/>one();

What will be the output of the following PHP code ?<br/>function time($string)<br/>{<br/>echo strtr("Towe Pa55", "ow5", $string);<br/>}<br/>time("ims");

What will be the output of the following PHP code?<br/>echo str_pad("Salad", 5)." is good for health.";

What will be the output of the following PHP code?<br/>function do($myString) {<br/>echo strpos($myString, "donkey",0);<br/>}<br/>do("The donkey looks like a horse.");

What will be the output of the following PHP code?<br/>define("GREETING","Hello you! How are you today?");<br/>echo constant("GREETING");

It is always necessary to use parentheses with the print function.