PHP - Leading IT Training Institute in Pune

Which function converts a string of ASCII characters to hexadecimal values?

a)bin2hex()

b)str2hex()

c)hex()

d)str_hex()

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There are two variables a, b which declared in global scope, which is the correct PHP statement to access them within a function?

a)global $a, $b;

b)global $a $b;

c)global ($a, $b);

d)php_global $a, $b;

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What will be the output of the following PHP code?

<?php
$x = 5;

function myFunction(){
echo "Result $x";
}
myFunction();
?>

a)Result $x

b)Result 5

c)Result

d)None of the above

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What is NULL in PHP?

a)Value

b)Keyword

c)Data Type

d)Function

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Which statement is commonly used for PHP output?

a)write

b)php.write

c)log

d)echo

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What is the complete syntax of chunk_split() function in PHP?

a)chunk_split(string,length,end)

b)chunk_split(string)

c)chunk_split(string,end)

d)chunk_split(length)

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What is the complete syntax of join() function in PHP?

a)join(string1, string2)

b)join(string1, string2, separator)

c)join(separator, array)

d)join(separator, string1, string2)

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What is the correct syntax of echo statement in PHP?

a)echo

b)echo()

c)echo = ()

d)Both A. and B.

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Which function is used to replace text within a string?

a)str_replace()

b)replace()

c)replace_str()

d)string-replace()

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10.

How many variable scopes are there in PHP?

a)1

b)2

c)3

d)4

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11.

What will be the output of the following PHP code?

a)5, 10+10

b)5, 20

c)5 10+10

d)5 20

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12.

What will be the output of the following PHP code?

<?php
function Increment(){
static $num = 0;
echo "$num";
$num++;
}

Increment();
Increment();
Increment();
?>

a)000

b)111

c)011

d)012

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13.

Which type is used to store the database call?

a)object

b)class

c)resource

d)string

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14.

Which data type is not supported by PHP?

a)Integer

b)Complex

c)Float

d)String

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15.

What will be the output of the following PHP code?

<?php
printf("%x",65535);
?>

a)ffff

b)0xffff

c)FFFF

d)0XFFFF

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16.

Which is not a valid variable name in PHP?

a)age

b)_age

c)PersonAge

d)1age

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17.

A PHP integer data type can store values between ____.

a)-65,536 and 65,535

b)0 and 4,294,967,295

c)-(2^63) and (2^63)-1

d)-2,147,483,648 and 2,147,483,647

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18.

Which is/are statement(s) true about PHP?

a)It is an open-source scripting language

b)PHP scripts execute on the server

c) It is used for developing dynamic & interactive websites

d)All of the above

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19.

In the syntax of $GLOBALS[index], what does "index" hold?

a)Index (starting from 0) of the variable

b)Index (starting from 1) of the variable

c)Name of the variable

d)Line number of the variable where the variable was declared

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20.

There is a variable "name" that contains the name of a person, which is/are the correct echo statement(s) to print the "name" suffix with "Hello"?

a) echo "Hello $name";

b)echo "Hello " . $name;

c)echo ("Hello $name");

d)All of the above

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