Web Development

Web Development - Upwork

Question: What will be the result of following operation?

Print 4<<5;
A
3

B
128

C
120

D
6

Note: Not available
1. Report
Question: You need to check the size of a file in PHP function.
$size=X (filename);
Which function will suitably replace “X”;
A
Filesize

B
Size

C
sizeofFile

D
getSize

Note: Not available
1. Report
Question: what is the output of the following code?
<?php
Function
Vec_add(&$a,$b)
{
$a[“x”]+=$b[“x”];
$a[“y”]+=$b[“y”];
$a[“z”]+=$b[“z”];
}

$a=array(x=>3,y=>2,z=>5);
$b=array(x=>9,y=>3,z=>-7);

Vec_add(&$a,$b);

Print_r($a);
?>
A
Array
(
[x]=>9
[y]=>3
[z]=>-7
)

B
Array
(
[x]=>3
[y]=>2
[z]=>5
)

C
Array
(
[x]=>12
[y]=>5
[z]=>-2
)

D
Error

E
None

Note: Not available
1. Report
Question: Which of the following statements is not true with regard to abstract classes in php5?
A
Abstract classes are introduced in PHP5

B
A class with a single abstract method must be declared abstract

C
Abstract class can contain non abstract methods

D
Abstract method must have method definition and can have optional empty braces following it.

Note: Not available
1. Report
Question: You have two strings, which you want to concatenate.
  $str1=’Have a’;
  $str2=’Nice Day’;
  The fastest way would be:
A
$str1.concat($str2);

B
$str1.str2;

C
“$str1str2”;

D
None

Note: Not available
1. Report
Question: Which of the following crypto in PHP returns longest hash value?
A
Md5()

B
Sha1()

C
Crc32()

D
All return same length hash

Note: Not available
1. Report
Question: Which of the following are the valid PHP data types?
A
Recourse

B
Null

C
Boolean

D
String

E
None

Note: Not available
1. Report
Question: Consider the following class:
1 Class Insurance{ 2 Function clsName(){ 3 Echo get_class(this); 4 } 5 } 6 $cl=new Insurance(); 7 $cl->clsName(); 8 Insurance::clsName
Which of the following lines should be commented to print the class name without errors?
A
Line 8 and 9

B
Line 8

C
Line 9 and 10

D
All the three lines 8,9, and 10 should be left as it is.

E
None

Note: Not available
1. Report
Question: Which following pair have non-associative equal procedure?
A
+,-

B
==,!=

C
<<,>>

D
&=,|=

E
None

Note: Not available
1. Report
Question: Which of the following variable declarations within a class is invalid in PHP5?

A
Private $type=’moderate’;

B
Internal $term=3;

C
Public $amnt=’500’;

D
Protected $name=’Quantas Private Limited’;

E
None

Note: Not available
1. Report

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Question: What will be the result of following operation?

Print 4<<5;

Question: You need to check the size of a file in PHP function.
$size=X (filename);
Which function will suitably replace “X”;

Question: what is the output of the following code?
<?php
Function
Vec_add(&$a,$b)
{
$a[“x”]+=$b[“x”];
$a[“y”]+=$b[“y”];
$a[“z”]+=$b[“z”];
}

$a=array(x=>3,y=>2,z=>5);
$b=array(x=>9,y=>3,z=>-7);

Vec_add(&$a,$b);

Print_r($a);
?>

Question: Which of the following statements is not true with regard to abstract classes in php5?

Question: You have two strings, which you want to concatenate.
  $str1=’Have a’;
  $str2=’Nice Day’;
  The fastest way would be:

Question: Which of the following crypto in PHP returns longest hash value?

Question: Which of the following are the valid PHP data types?

Question: Consider the following class:
1 Class Insurance{ 2 Function clsName(){ 3 Echo get_class(this); 4 } 5 } 6 $cl=new Insurance(); 7 $cl->clsName(); 8 Insurance::clsName
Which of the following lines should be commented to print the class name without errors?

Question: Which following pair have non-associative equal procedure?

Question: Which of the following variable declarations within a class is invalid in PHP5?

Question: What will be the result of following operation?Print 4<<5;

Question: You need to check the size of a file in PHP function.$size=X (filename);Which function will suitably replace “X”;

Question: what is the output of the following code?<?php FunctionVec_add(&$a,$b){$a[“x”]+=$b[“x”];$a[“y”]+=$b[“y”];$a[“z”]+=$b[“z”];} $a=array(x=>3,y=>2,z=>5);$b=array(x=>9,y=>3,z=>-7); Vec_add(&$a,$b); Print_r($a);?>

Question: Which of the following statements is not true with regard to abstract classes in php5?

Question: You have two strings, which you want to concatenate. $str1=’Have a’; $str2=’Nice Day’; The fastest way would be:

Question: Which of the following crypto in PHP returns longest hash value?

Question: Which of the following are the valid PHP data types?

Question: Consider the following class:1 Class Insurance{ 2 Function clsName(){ 3 Echo get_class(this); 4 } 5 } 6 $cl=new Insurance(); 7 $cl->clsName(); 8 Insurance::clsName Which of the following lines should be commented to print the class name without errors?

Question: Which following pair have non-associative equal procedure?

Question: Which of the following variable declarations within a class is invalid in PHP5?

Question: What will be the result of following operation?

Print 4<<5;

Question: You need to check the size of a file in PHP function.
$size=X (filename);
Which function will suitably replace “X”;

Question: what is the output of the following code?
<?php
Function
Vec_add(&$a,$b)
{
$a[“x”]+=$b[“x”];
$a[“y”]+=$b[“y”];
$a[“z”]+=$b[“z”];
}

$a=array(x=>3,y=>2,z=>5);
$b=array(x=>9,y=>3,z=>-7);

Vec_add(&$a,$b);

Print_r($a);
?>

Question: You have two strings, which you want to concatenate.
$str1=’Have a’;
$str2=’Nice Day’;
The fastest way would be:

Question: Consider the following class:
1 Class Insurance{ 2 Function clsName(){ 3 Echo get_class(this); 4 } 5 } 6 $cl=new Insurance(); 7 $cl->clsName(); 8 Insurance::clsName
Which of the following lines should be commented to print the class name without errors?