JavaScript Part 2

What will be output ?

<script language="javascript">
function x()
{
document.write(2+5+"8");
}
</script>

_____ JavaScript statements embedded in an HTML page can respond to user events such as mouse-clicks, form input, and page navigation.

To change the style of an HTML element correct Syntax is

When a user views a page containing a JavaScript program, which machine actually executes the script?

Which of the following can't be done with client-side JavaScript?

Which is correct Syntax to sort  numerical array alphabetically

array is : var points = [40, 100, 1, 5, 25, 10];

I.  points.sort(function(a, b){return a - b});

II.  points.sort(function(a, b){return b - a});

III.  points.sort();

 

How to create a Date object in JavaScript?

How does JavaScript store dates in a date object?

What will be output of following code into alert:

 

"use strict";
myFunction();

function myFunction() {
y = 3.14;

alert("Value of y is " +y);
}

Which is correct way to get object index value.

What is not true about try-catch block?

I. The try statement allows you to define a block of code to be tested for errors while it is being executed

II. The catch statement allows you to define a block of code to be executed, if an error occurs in the try block

III. try {Block of code to try }

catch( Exception err){

message.innerHTML = "Input is " + err;  }

IV. The finally statement lets you execute code, after try and catch, regardless of the result

Integer Variable is declared using following syntax in JavaScript

Which is true about string methods ?

I. The indexOf() method returns the index of  the first occurrence of a specified text in a string

II. The lastIndexOf() method returns the index of the last occurrence of a specified text in a string

III. Both the indexOf(), and the lastIndexOf() methods return -1 if the text is not found

Which is not an Javascript HTML event

Using _______ statement is how you test for a specific condition.

Consider the following code snippet

const pi=3.14;

var pi=4;

console.log(pi);

What will be the output for the above code snippet?

 

 

What are variables used for in JavaScript Programs?

Which of the following is not a valid JavaScript variable name?

What is the special feature of the modern web applications?

c.
d.

JavaScript entities start with _______ and end with _________.

What will be output ?

<h1 onclick="changeText(this)">Click on this text!</h1>

<script>
function changeText(id) {
id.innerHTML = "Ooops!";
}
</script>

Choose the server-side JavaScript object?

What is the correct JavaScript syntax to write "Hello World"?

What is  not true about String Functions?

I.  slice(), substring(), substr() are  methods for extracting a part of a string

II. If a parameter is negative, the position is counted from the end of the string

III. If you omit the second parameter, the method will slice out the rest of the string

IV.  substring() is not similar to slice() and  substring() cannot accept negative indexes.

 

Which of the following best describes JavaScript?

Why so JavaScript and Java have similar name?

What will be the output of the following PHP code?

<?php

$fruits = array ("apple", "mango", "peach", "pear",

"orange");

$subset = array_slice ($fruits, 2);

print_r ($subset);

?>

Which one of the following is the right description for the method getMessage() ?

Who is the father of PHP?

What will be the output of the following PHP code?

<?php

$op2 = "blabla";

function foo($op1)

{

echo $op1;

echo $op2;

}

foo("hello");

?>

Which one of the following statements should be used to include a file?

Which one of the following methods is responsible for sending the query to the database?

What will be the output of the following PHP code?

<?php

$num = 10;

echo 'What is her age? \n She is $num years old';

?>

What will be the output of the following PHP code ?

<?php

$color = red;

echo "$color" . red ;

?>

What will be the output of the following php code?

<?php

$num  = "1";

$num1 = "2";

print $num+$num1;

?>

Which one of the following function is capable of reading a specific number of characters form a file?

Which of the following must be installed on your computer so as to run PHP script?
i) Adobe Dreamweaver
ii) PHP
iii) Apache
iv) IIS

A PHP script should start with ___ and end with ___:

If $a = 12 what will be returned when ($a == 12) ? 5 : 1 is executed?

Which of the following statements invoke the exception class?

If the directive session.cookie_lifetime is set to 3600, the cookie will live until..

We can use ___ to comment a single line?
i) /?
ii) //
iii) #
iv) /* */

What will be the output of the following PHP code?

<?php

function calc($price, $tax="")

{

$total = $price + ($price * $tax);

echo "$total";

}

calc(42);

?>

What will be the output of the following PHP code?

<?php

$a = 5;

$b = 5;

echo ($a === $b);

 ?>

Which one of the following method is used to retrieve the number of rows affected by an INSERT, UPDATE, or DELETE query?

Which of the methods are used to manage result sets using both associative and indexed arrays?

Which of the following are correct ways of creating an array?

i) state[0] = “karnataka”;
ii) $state[] = array(“karnataka”);
iii) $state[0] = “karnataka”;
iv) $state = array(“karnataka”);

What will be the output of the following PHP code? Say your previous session username was nachi.

unset($_SESSION['username']);

 printf("Username now set to: %s", $_SESSION['username']);

Which one of the following statements is used to create a table?

Which one of the following function is used to start a session?

“Array into array into array” is called as

The filesize() function returns the file size in ___.

Which function is used to erase all session variables stored in the current session?

What will be the output of the following PHP code?

<?php

$state = array ("Karnataka", "Goa", "Tamil Nadu",

"Andhra Pradesh");

echo (array_search ("Tamil Nadu", $state) );

?>

What will happen in this function call?

<?php

function calc($price, $tax)

{

$total = $price + $tax;

}

$pricetag = 15;

$taxtag = 3;

calc($pricetag, $taxtag);

?>

Which one of the following function outputs the contents of a string variable to the specified resource?

Which function will return true if a variable is an array or false if it is not?

Which method retrieves each row from the prepared statement result and assigns the fields to the bound results?

What will be the output of the following PHP code?

    <?php

$team = "arsenal";

switch ($team) {

case "manu":        echo "I love man u";

case "arsenal":        echo "I love arsenal";

case "manc":        echo "I love manc"; }

?>

If you want to temporarily store uploaded files in the /tmp/phpuploads/ directory, which one of the following statement will you use?

What will be the output of the following php code?

<?php

$states = array("karnataka" => array

( "population" => "11,35,000", "captial" => "Bangalore"),

"Tamil Nadu" => array( "population" => "17,90,000",

"captial" => "Chennai") );

echo $states["karnataka"]["population"];

?>

74. Which of the following php statement/statements will store 111 in variable num?
i) int $num = 111;
ii) int mum = 111;
iii) $num = 111;
iv) 111 = $num;

What will be the output of the following PHP code?

<?php

$a = array("a"=>"red", "b"=>"green", "c"=>"blue");

echo array_shift($a);

print_r ($a);

?>

Which one of the following is the very first task executed by a session enabled page?

Which one of the following statements should you use to set the session username to YIPPEE?

What will be the output of the following PHP code?

<?php

function a()

{

function b()

{

echo 'I am b';

}

echo 'I am a';

}

b();

a();

?>

What is not true about array methods?

jQuery's main focus is..

What is the correct jQuery code to set the background color of all p elements to red?

$('p').click(function(){
// Code here
});
Inside the commented section, the value of the variable this is a..

Look at the following jQuery selector: $("div #intro .head"). What does it select?

When referencing an HTML element preceded by a . (dot), what javascript function is this equivalent to?

What is the difference between Hover and Mouseover

Which is not true for math function?

I.ceil(x) returns the value of x roundedDown to its nearest integer

II. floor(x) returns the value of x roundedUp to its nearest integer

III. abs(x) returns the absolute (positive) value of x

IV. exp(x) returns the value of E^x

Load remote data using HTTP GET

Which jQuery function is used to prevent code from running, before the document is finished loading?

When referencing an HTML element preceded by a # (pound or hash), what javascript function is this equivalent to?

AJAX and jQuery

jQuery is

What are the :odd and :even filters?

Which is not used to display data into HTML ?

jQuery Stop() function is used to

I. Stop execution of current fading effect

II. Stop execution of current sliding effect

III. Stop the execution of all DOM action events

$('#masterList').find('li')
.width(500).addClass('selected');
The phenomena occuring in the above code is called?

$(document).ready(function() {
// Some code.
});
The above code is used to..

var ps = $("p");
ps will be..

Which jQuery method is used to perform an asynchronous HTTP request?

Which is not jQuery Slide method?

 What are the various speed options?

The jQuery html() method works for both HTML and XML documents

Which jQuery method is used to switch between adding/removing one or more classes (for CSS) from selected elements?

JavaScript statements are executed line by line. However, with effects, the next line of code can be run even though the effect is not finished. This can create errors. To prevent this, you can use

How do you fetch the first span on the page, which has the class ‘green’?

What is the difference between .width() and .outerWidth()?

into jQuery,

I. The load() method loads data from a server and puts the returned data into the selected element.

II. The load() method loads data from a client machine and puts the data into the selected element.

III. The load() method loads data from a server and clients and puts the returned data into the specified element.

.$(function(){});
What does this piece of jQuery do?

AJAX Stands for

jQuery is a 

Which are valid general rules for constructing names for variables

I. Names can contain letters, digits, underscores, and dollar signs.

II. Names must begin with a letter

III. Names can also begin with $ and _ (but we will not use it in this tutorial)

IV. Names are case sensitive (y and Y are different variables)V.Reserved words (like JavaScript keywords) cannot be used as names

V. Reserved words (like JavaScript keywords) cannot be used as names

With the jQuery AJAX methods, you can request text, HTML, XML, or JSON from a remote server using both HTTP Get and HTTP Post - And you can load the external data directly into the selected HTML elements of your web page ?

Which jQuery method is used to set one or more style properties for selected elements?

With jQuery, look at the following selector: $("div.intro"). What does it select?

Which jQuery method is used to hide selected elements?

Can we use selector into jquery ?

The speed options can be applied to which jQuery functions?

Multiple document.ready blocks can be placed in a page without detriments. This statement is..

 Why do we usually add the stop() method before calling animate()?

If you want to stop your jQuery for a few milliseconds, which function do you use?

Which is true while traversing sideways in the DOM tree?

I. The next() method returns the next sibling element of the selected element

II. The next() method returns all next subsibling elements of the selected element

III. The nextUntil() method returns all next sibling elements between two given arguments

IV. The nextUntil() method returns all next subsibling elements between two given arguments.

What scripting language is jQuery written in?

Which function do you reference in HTML form data?

With jQuery, look at the following selector: $("div"). What does it select?

When do you use the $(this) code?

$.foo() is equivalent to..

You can attach a handler to an event using which method?

Which syntax is correct to hide DOM element using Callback function

what  is mean by alt value in <img> tag ?

Which of the following property serves as shorthand for the padding properties?

#include<stdio.h>

int main()
{
int a=10;
void f();
a = f();
printf("%d\n", a);
return 0;
}
void f()
{
printf("Hi");
}
A.    Error: Not allowed assignment
B.    Error: Doesn't print anything
C.    No error
D.    None of above

Which of the following property is used to increase or decrease how bold or light a font appears?

#include<stdio.h>
int main(){
int i,j;
i=j=2,3;
while(--i&&j++)
printf("%d %d",i,j);
return 0;
}

A.1 3    B.2 3
C.1 2   D.1 2 3

how to set picture as a background web page ?

Which of the following property allows you to control the shape or appearance of the marker of a list?

What is return type of malloc() function?

Which of the following selector selects all paragraph elements with a lang attribute?

Consider c code
int main(){
printf("%d",sizeof(3.8));
return 0;
}
Which of the following is true?

Apart from <b> tag, what other tag makes text bold ?