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PHP basics
1/25
PHP is considered a server-side scripting language
True
False
Next >
2/25
Which of the following extensions is a correct PHP file extension?
.html
.cpp
.php
.pxp
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3/25
The (2>0 && 4>5) condition will return?
True
False
Next >
4/25
Which of the following is the correct way to use the include command?
include 'file.txt';
include 'file.php';
file.php;
"file.php";
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5/25
How do you declare a constant in PHP?
const CONSTANT = 'value';
define('CONSTANT', 'value');
create_constant('CONSTANT', 'value');
#define CONSTANT 'value'
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6/25
Which PHP function is used to check if a variable is an array?
is_array()
is_var_array()
array_check()
is_var()
Next >
7/25
What is the correct syntax for creating a function in PHP?
function NewFunction() {}
create NewFunction() {}
new Function() {}
function: NewFunction() {}
Next >
8/25
What is the purpose of the 'session_start()' function in PHP?
Starts a new PHP session
Starts a new server session
Initializes session variables
Creates a new session cookie
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9/25
Which PHP function is used to redirect the browser to a new page?
header()
redirect()
goto()
forward()
Next >
10/25
What is the correct way to declare a PHP interface?
interface MyInterface {}
class MyInterface {}
new Interface MyInterface {}
implement MyInterface {}
Next >
11/25
Which PHP function is used to split a string into an array by a delimiter?
str_split()
explode()
split_string()
divide()
Next >
12/25
In PHP, which operator is used for concatenating two strings?
+
.
&
||
Next >
13/25
What is the purpose of the 'array_merge()' function in PHP?
Merges one or more arrays into one array
Finds the intersection of two arrays
Splits an array into multiple arrays
Duplicates an array
Next >
14/25
In PHP, how do you get the current date and time?
date()
getdate()
now()
current_time()
Next >
15/25
What does the '===' operator in PHP do?
Compares the value and the type of two variables
Compares only the value, not the type
Assigns the value from right to left
Compares two variables for inequality
Next >
16/25
Which PHP function is used to convert all applicable characters to HTML entities?
htmlentities()
htmlspecialchars()
convert_to_html()
encode_html()
Next >
17/25
What is the output of the expression 'var_dump(3 == '3')' in PHP?
bool(true)
bool(false)
NULL
int(3)
Next >
18/25
Which PHP method is used to create a new object from a class?
new
create
construct
initialize
Next >
19/25
Which of the following is a correct way to define a case-insensitive constant in PHP?
define('CONSTANT', 'value', true);
const CONSTANT = 'value';
define_case_insensitive('CONSTANT', 'value');
constant('CONSTANT', 'value');
Next >
20/25
What does the 'file_put_contents()' function in PHP do?
Reads content from a file
Writes a string to a file
Deletes content from a file
Appends content to a file
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21/25
Which PHP function is used to check if a string contains a specific word or phrase?
strpos()
str_contains()
contains()
find_string()
Next >
22/25
How do you declare an indexed array in PHP?
$array = array(1, 2, 3);
$array = [1 => 'a', 2 => 'b'];
$array = (1, 2, 3);
$array = {1, 2, 3};
Next >
23/25
Which of the following is a valid way to start a session in PHP?
session_begin();
session_start();
start_session();
session_init();
Next >
24/25
What is the use of the 'empty()' function in PHP?
Checks if a variable is empty
Empties the content of a variable
Deletes a variable
Checks if a variable is not set
Next >
25/25
Which PHP function can be used to parse a query string into variables?
parse_str()
explode_query()
split_query()
query_parse()
Next >
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