Which is correct about the php.ini file?

Is the final and most immediate way to affect PHP’s functionality.
Is read each time PHP is initialized.
Both of the above.
None of the above.

Which of the following variables is an instance of a programmer-defined class?

Strings
Arrays
Objects
resources

Which of the following statements about constants vs variables in PHP is correct?

There is no need to write a dollar sign ($) before a constant, whereas in Variable one has to write a dollar sign.
Constants cannot be defined by simple assignments, they may only be defined using the define () function.
Both of the above.
None of the above

Which of the following arrays represents a numeric-indexed array?

Numeric Array
Associative Array
Multidimentional Array
None of the above.

In PHP, which of the following variables is used to obtain information about the user’s browser and operating system?

HTTP_USER_AGENT
USER
AGENT
None of the above.

How will you concatenate two strings?

Using . operator
Using + operator
Using add () function
Using append () function

What does PHP stand for?

Personal Hypertext Processor
PHP Hypertext Preprocessor
Private Home Page

Which of the following provides the size of the uploaded file in PHP?

$_FILES[‘file’][‘tmp_name’]
$_FILES[‘file’][‘name’]
$_FILES[‘file’][‘size’]
$_FILES[‘file’][‘type’]

PHP server scripts are surrounded by delimiters, which?

<script>…</script>
<?php>…</?>
<&>…</&>
<?php…?>

In PHP, how do you type “Hello World”?

“Hello World”;
Document.Write(“Hello World”);
Echo “Hello World”;

Which symbol does each variable in PHP begin with?

!
&
$

What is the correct way to end a PHP statement?

New line
</php>
;
.

The PHP syntax is most closely related to:

JavaScript
Perl and C
VBScript

How do you get information from a form that is submitted using the “get” method?

Request.Form;
$_GET[];
Request.Querystring;

When using the POST method, variables are displayed in the URL:

False
True

In PHP you can use both single quotes ( ‘ ‘ ) and double quotes ( ” ” ) for strings:

False
True

Include files must have the file extension “.inc”

False
True

What is the correct way to include the file “time.inc” ?

<?php include “time.inc”;?>
<!– include file=”time.inc” ->
<?php include:”time.inc”;?>
<?php include file=”time.inc”;?

What is the correct way to create a function in PHP?

New_function myFunction()
Create myFunction()
Function myFunction ()

What is the correct way to open the file “time.txt” as readable?

fopen(“time.txt”,”r+”);
open(“time.txt”);
open(“time.txt”,”read”);
fopen(“time.txt”,”r”);

PHP allows you to send emails directly from a script

True
False

Which superglobal variable holds information about headers, paths, and script locations?

$_SERVER
$_SESSION
$_GET
$GLOBALS

What is the correct way to add 1 to the $count variable?

$count =+1
$count++;
Count++;
++count

What is a correct way to add a comment in PHP?

<!–…–>
/*…*/
*\…\*

PHP can be run on Microsoft Windows IIS(Internet Information Server):

True
False

The die() and exit() functions do the exact same thing.

True
False

Which one of these variables has an illegal name?

$my_Var
$my-Var
$myVar

How do you create a cookie in PHP?

Createcookie
setcookie()
makecookie()

In PHP, the only way to output text is with echo.

True
False

How do you create an array in PHP?

$cars = array [“Volvo”, “BMW”, “Toyota”];
$cars = array(“Volvo”, “BMW”, “Toyota”);
$cars = “Volvo”, “BMW”, “Toyota”;

The if statement is used to execute some code only if a specified condition is true

False
True

Which operator is used to check if two values are equal and of same data type?

!=
===
=
==

Which of the following is the incorrect way to declare a PHP variable?

$aVariable;
$a_Variable = 9;
$AVariable;
$a Variable

Are the following two variables the same:
$yValue = 7;
$YValue = 7;

True
False

All variables in PHP start with a $(dollar) sign?

True
False

Which of the following is the incorrect way to declare a PHP variable?

$a_Number = 9
$a_Number = 9;
$a_Num = 9;
$aNumber = 9;

What data type will PHP automatically convert the following variable to: $aVariable = “Robert”;

Integer (a number variable)
String (a text variable)

Are the following two variables the same:
$randomString = “YouTubers”;
$randomString = “Google”;

True
False

What data type will PHP automatically convert the following variable to:?
$aVariable = 99;

Integer (a number variable)
String (a text variable)

Which of the following is the incorrect way to declare a PHP variable?

$aVariable;
$a_Variable = 9;
$AVariable;
$a Variable;

PHP variables need to be declared before adding a value to it?

True
False

When a variable is declared, it can only be used 1 time in your PHP source file?

True
False

Are PHP variables case-sensitive?

True
False

Which of the following is used to declare a constant

const
constant
#pragma
define
def

What gets printed?
$var = ‘false’;

if ($var) {
echo ‘true’;
} else {
echo ‘false’;
}

True
False

Which of the following is the way to create comments in PHP?

// commented code to end of line
/* commented code here */
# commented code to end of line
all of the above

What will be the value of $var?

0
0.5
1

How do we access the value of ‘d’ later?

$a = array(
‘a’,
3 => ‘b’,
1 => ‘c’,
‘d’
);

$a[0
$a[1]
$a[2]
$a[3]
$a[4]

Which of the following is NOT a valid PHP comparison operator?

!=
>=
<=>
<>
===

What gets printed?

class MyException extends Exception {}

try {
throw new MyException(‘Oops!’);
} catch (Exception $e) {
echo “Caught Exception
“;
} catch (MyException $e) {
echo “Caught MyException
“;
}

Caught Exception
Caught MyException

Which statement about the code below is correct?

class A {}

class B {}

class C extends A, B {}

the code is perfectly fine
classes can not be empty
class C can not extend both A and B
qualifiers 'public' or 'private' are missing in class definitions

Which of the following is NOT a magic predefined constant?

__LINE__
__FILE__
__DATE__
__CLASS__
__METHOD__

What gets printed?

11
22
33
37
47

What is the strpos() function used for?

Find the last character of a string
Both b and c
Locate position of a stringâ€™s first character
Search for character within a string

Which of the following differences are valid between PHP 4 and PHP 5?

Built-in native support for SQLite
Both a and c
improved MySQL support
Support for inheritance

Can we use include (â€test.phpâ€) two times in a PHP page â€œtest1.PHPâ€?

Yes
No

What is the difference between GET and POST method?

GET displays the form values entered in the URL of the address bar where as POST does not.
POST displays the form values entered in the URL of the address bar where as GET does not.
There is no difference

____________ function in PHP Returns a list of response headers sent (or ready to send)

header()
headers_list()
header_sent()
header_send()

What is array_keys() used for?

Compares array keys, and returns the matches
Checks if the specified key exists in the array
Returns all the keys of an array
Both b and c above

How do I create PHP arrays in a HTML

< input name= MyArray[]/>
< input ="MyArray[]" />
< input MyArray[] />
< input name="MyArray[]" />

What is the difference between echo and print?

They both behave the same.
Echo can take multiple parameters where as print cannot
Print can take multiple parameters where as echo cannot
Print is a function where as echo is not.

What is the default size of a file set in upload_max_filesize ?

1 MB
2 MB
2.5 MB
3 MB

What is Joomla in PHP?

Set of library enriched with functions
An open source CMS
Framework for designing dynamic pages
framework and distribution system for reusable PHP components

What is the default execution time set in set_time_limit()?

20 secs
25 secs
30 secs
40 secs

Is strstr and strchr aliases?

Yes
No

Can I generate DLL files from PHP scripts like i can in Perl ?

Yes
No

In which variable is the users IP address stored?

$DOMAIN
$GLOBALS
$_ENV
$REMOTE_ADDR

Can I run several versions of PHP at the same time?

Yes
No

Which function is used to Strip whitespace (or other characters) from the beginning and end of a string?

trim_str
strip_str
strip
trim

What is PHP heredoc used for?

allows creating single line of string without using quotations
allows creating multiple lines of string without using quotations
allows creating multiple lines of string with quotations
allows creating single lines of string with using quotations

Can echo in php accept more than 1 parameter?

Yes
No

What is the purpose of $_SESSION[]?

Used to register a global variable
Used to initialize a session.
Used to store variables of the current session
none of the above

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