Online Learning & Jobs

1) Which syntax is valid print statement?

<?php
echo "PHP Print";
?>

<?html
echo "PHP Print";
?>

<?php
echo 'PHP Print';
?>

<?php
print "PHP Print";
?>

2) How do we connect to a MySQL database from a PHP script?

$database = mysqli_connect("HOST", "USER_NAME", "PASSWORD"); mysqli_select_db($database,"DATABASE_NAME");

3) How to retrieve cookie value in a page?

echo $_GETCOOKIE ["user"];

echo $_COOKIE ["user"];

echo $_WEBCOOKIE ["user"];

echo $_ECHOCOOKIE ["user"];

4) IF you want to write a file in php (Eg.test.txt) which syntax is used to write the file?

$file1 = fopen("myfile1.txt","wr");

$file1 = fopen("myfile1.txt","r+");

$file1 = fopen("test.txt","w");

$file1 = fopen("myfile1.txt","write");

5) To delete a file in php which function is used?

delete('filename');

unlink('filename');

del('filename');

del file('filename');

6) If you want to print "PHP"

echo substr("MY PHP Program",3,5);

echo substr("MY PHP Program",4,7);

echo substring("MY PHP Program",4,6);

echo substring("MY PHP Program",3,5);

7) Which function is used to get the image width?

imagesx()

getimagesize()

imagesy()

getimagesx()

8) Which function is used to get the size width?

imagesx()

getimagesize()

imagesy()

getimagesx()

9) What is the output of below code?
$string1="user@example.com";
$newstring=strchr($string1,"@",true);
echo $newstring;

example

example.com

user

user@

10) What is the output for the below code
$years = 5;
echo 'I have $years of experience';

I have $years of experience

I have 5 of experience

I have 5years of experience

I have $years = 5 of experience

11) From the below code what is the expected output?
$num =5;
function multiply()
{ $num =$num *10; }
multiply();
echo $num;

50

10

5

15

12) What below code is used to get the first element in below php

<?php
$arr = array ('name'=>'john','age'=>'28','city'=>'chennai','profession '=>'php developer');
$firstvalue = firstvalue($arr);
?>

<?php
$arr = array ('name'=>'john','age'=>'28','city'=>'chennai','profession '=>'php developer');
$firstvalue = getfirst($arr);
?>

<?php
$arr = array ('name'=>'john','age'=>'28','city'=>'chennai','profession '=>'php developer');
$firstvalue = first($arr);
?>

<?php
$arr = array ('name'=>'john','age'=>'28','city'=>'chennai','profession '=>'php developer');
$firstvalue = current($arr);
?>

13) Which is an example of magical method in php?

__toString()

tostring()

string()

..string()

14) What is the output of below code?
echo strspn('abcdefghi','abc');

3

2

5

4

15) Choose any one correct output for the below code

$a = 2
$b = 4
$c = 6

if($c > $b > $a) {
echo “true”;
}else{
echo “false”;
}

1

null

0

16) Find the output of below code

<?php
$arr = array('name'=>'john' ,'city'=>'chennai' ,'profession'=>'web developer');
$Value = end($arr);
?>

web developer

john, chennai, web developer

developer

[john] [profession] [web developer]

17) What will be the output of below code with urlencode() method?
$discount ="10.00%";
$url = "http://example.com/submit.php?disc=".urlencode ($discount);
echo $url;

http://example.com/submit.php?disc=10%2E00%25

http://example.com/submit.php?disc=10.00%

http://example.com/submit.php?disc=10%

http://example.com/submit.php?disc=10%00%

18) What is the output of below code

<!DOCTYPE html>
<html>
<body>
<?php
function new($x, $y) {
$z = $x + $y;
return $z;
}
echo "5 + 10 = " . new(5,10) . "<br>";
?>
</body>
</html>

5

10

15

50

19) What is the output of below code using array function?

<!DOCTYPE html>
<html>
<body>
<?php
$bikes = array("pulsar", "KTM", "Yamaha");
echo "I like " . $bikes[1] . ", " . $bikes[0] . " and " .
$bikes[2] . ".";
?>
</body>
</html>

I like pulsar, KTM and Yamaha

I like pulsar, yamaha and KTM

I like KTM, pulsar and Yamaha

I like KTM,pulsar,yamaha

20) Consider today is 'Tuesday'. What will be the logical output of the below IF condition?

<html>
<body>
<?php
$d = date("D");
if ($d == "Friday")
echo "Have a nice weekend!";
else
echo "Have a nice day!";
?>
</body>
</html>

Have a nice day!

Have a nice weekend!

Both

Have a nice weekend

21) What is the length of the string?

<?php
echo strlen("Hello world!");
?>

11

12

13

10

22) Using strpos function what is the output of below code?

<?php
echo strpos("Hello world!","world");
?>

7

5

6

8

23) From the below variables choose the one which is not a predifined variable?

$get

$ask

$request

$post

24) Which function returns the number of characters in a string variable?

count($variable)

len($variable)

strcount($variable)

strlen($variable)

25) Each statement in PHP should end with?

>?

;

:

/

26) To get information from a form that is submitted which method is used?

$_GET()

$GET();

GET();

$_GET();

27) To add 1 to the $sum variable which is used?

$sum=+1

$sum++;

sum++;

sum+1;

28) Choose the correct one to add a comment in PHP code?

b. --...--

/*..*/

*/../*

29) What is the return value of below code
$Var = substr("learning", -4, 1);

r

n

e

i

30) From the below code, choose the correct array output

$array = array(0, 1, 2);
$array = array_pad($array, -6, ‘TEST’);

Array ( [1] => TEST [2] => TEST [3] => TEST [4] => 0 [5] => 1 [6] => 2 )

Array ( [-1] => TEST [-2] => TEST [-3] => TEST [-4] =>0 [-5] => 1 [-6] => 2 )

Array ( [0] => TEST [-1] => TEST [-2] => TEST [-3] => 0 [-4] => 1 [-5] => 2 )

Array ( [0] => TEST [1] => TEST[2] => TEST [3] => 0 [4] => 1 [5] => 2 )

31) What is the output of function Ceil(-4.1) would be

3.0

3

-4.0

4.0

32) $var = 'MY PHP!';
$var = ucfirst($var);
What is the value of var?

My Php!

my php!

My php!

MY PHP!

33) To delete a table which statement is used?

Del table

delete table

Drop table

Remove table

34) To read entire content of a file which function is used?

fgets()

file_get_contents()

fread()

readfile()

35) Choose one correct function to read a single character from a file

fgetc()

fgetr()

fget()

$fgetc()

36) We need to combine strings $s1 and $s2 into a single string? Choose the one which is wrong syntax?

$s1 + $s2

"{$s1}{$s2}"

$s1.$s2

implode(‘ ‘, array($s1,$s2))

37) How to check if a function is already defined?

bool function(functionname)

bool f_exists(functionname)

bool func_exist(functioname)

bool function_exists(functionname)

38) Choose the correct answer to change the root directory?

cd_root()

change_root()

choot()

cd_r()

39) Which is correct syntax to create PHP arrays in a HTML <form>?

< input_name= TestArray[]/>

< input name="TestArray[]" />

< input ="TestArray[]" />

< input TestArray[] />

40) Users IP address are stored in which variable?

$DOMAIN_ADDR

$GLOBALS

$REMOTE_ADDR

$REMOTE_IP

41) How to find if a class is already define?

exist_class()

class_exist()

exist()

class_ex()

42) To determine object type which function is used?

is_a()

obj_type()

is_obj()

type_obj()

43) What will be output of below code?
$a ="php";
$a .="test";
echo "$a";

php

test

Error

phptest

44) What will be the output of below code?

function new()
{
static $count = 0;
$count++;
echo $count;
}
new();
new();
new();

011

012

123

000

45) To find files which PHP function is used?

file()

get_file()

find_file()

glob()

46) Which function is used to sort an array in descending order?

dsort()

sort()

rsort()

desc_sort()

47) To move the pointer to previous array position below function is used?

prior()

previous()

prev()

first()

48) What will be the output of the following PHP code ?

<?php
$i = 1;
if ($i++ && ($i == 1))
printf("True\n$i");
else
printf("False\n$i");
?>

False 2

True 1

True 2

False 1

49) What will be the output of the following PHP code ?

<?php
$var = '6' ;
print + + $var;
?>

no output

error

7

0

50) What will be the output of the following PHP code ?

<?php
define('IF', 23);
echo "IF: ", IF;
?>

IF:23

No output

IF:

ERROR