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PHP Functions

PHP Functions
Above usleep() function pauses PHP for .usleep(1000000);

100 microseconds
10 seconds
1 microseconds
1 second

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PHP Functions
What will be the output of the following PHP code?
function b() {
echo "b is executed";
}
function a()
{
b();
echo "a is executed";
b();
}
a();

b is executeda is executedb is executed
a is executed
b is executedb is executedb is executed
b is executeda is executed

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PHP Functions
What will be the output of the following PHP code?
echo ucwords("i love all country");

I Love All Country
I love all country
i love all Country
I love all Country

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

a();

Error
I am a Error
I am b
I am bI am a

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PHP Functions
Which one of the following PHP functions can be used to build a function that accepts any number of arguments?

func_get_argv()
get_argv()
get_argc()
func_get_argc()

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PHP Functions
What will be the output of the following PHP code?
echo hex2bin("48656c6c6f20576f726c6421");

welcome to india
Hello World!
MCQ questons
This is PHP!

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