help needed IT430 solve the paper question

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Question No: 25 ( Marks: 5 )
Write the code for a web page displaying a button named "Testing". After clicking that button an alert should be displayed saying "The test is successful".

Question No: 22 ( Marks: 2 )
What are the keywords to define a variable and a function in JavaScript?

Question No: 21 ( Marks: 2 )
What value will be printed after executing the following statement in JavaScript:

document.write( Math.pow(3, 2) );

Question No: 22 ( Marks: 2 )
What is a web server?

Question No: 23 ( Marks: 3 )
To calculate the area of a circle the formula pi r squared is used. How would you code it in JavaScript?

Question No: 24 ( Marks: 3 )
Name four commonly used web server operating systems.

Question No: 25 ( Marks: 5 )
Write the types of firewalls. Only names? Explain these briefly

Question No: 26 ( Marks: 5 )
Write the JavaScript code which will display the following in a web page using a FOR loop:

The number is 0
The number is 1
The number is 2
The number is 3
The number is 4
The number is 5



Question No: 18 ( Marks: 1 )
Do you agree or not that using Cascading Style Sheets one can apply an image to sections of one’s page or even to individual words.

Question No: 19 ( Marks: 2 )
Which attribute is used to describe , how many times you want the sound to repeat. Discuss briefly.

Question No: 20 __ ( Marks: 3 )
What are cookies? Why these are used in web development?

Question No: 21 ( Marks: 5 )
What is the difference between physical address and logical address? Support your answer with
at least two examples.

Question No: 22 ( Marks: 10 )
How can we change a Font style of a text? Write complete tag by using an example by yourself.

Question No: 17 __ ( Marks: 1 )
What does this mean document.write("str.charAt(3) : "+str.charAt(3) +"<P>"); ?

Question No: 18 __ ( Marks: 1 )
What does this term mean "Non-repudiation"?

Question No: 19 __ ( Marks: 2 )
What are servlets?

Question No: 20 ( Marks: 3 )
What are the three methods for using style sheets with a web page?

Question No: 21 __ ( Marks: 5 )
Identify protocol stack used in each layer of OSI model?

Question No: 22 ( Marks: 10 )
"The role of a Certification Authority is similar to a passport office." Explain it.

Question No: 21 ( Marks: 2 )
How Certification Authority (CA) issues the certificates? Describe briefly

Question No: 22 ( Marks: 2 )
Discuss the role of child element tags while in writing XML code.


Question No: 23 ( Marks: 3 )
Performance of web servers can be evaluated mainly on the basis of two factors. What are they?

Question No: 24 ( Marks: 3 )
Write a function for the addition of two numbers?


Question No: 26 ( Marks: 5 )
What is the difference between an interpreted and a compiled language? Give one example of each.

Question No: 21 ( Marks: 2 )
What you understand about Denial of services (DOS) attacks?


Question No: 22 ( Marks: 2 )
Discuss the role of (W3C) keeping in view the web documents ?

Question No: 23 ( Marks: 3 )
Differentiate between the HTML and XML. Identify At least three major differences.

Question No: 24 ( Marks: 3 )
What are the different logical operators in JavaScript? Only write their names. Also write the symbols of operators.


Question No: 25 ( Marks: 5 )
Write HTML code for the form displaying a drop-down list containing the following entries: Honda, Suzuki, Santro, Corolla.




Question No: 26 ( Marks: 5 )
Write a note on any two methods used to maintain state between HTTP requests.



Question No: 17 ( Marks: 1 )
Shortly Explain RIP?

Question No: 18 ( Marks: 1 )
In which layer of OSI model, the data is converted into binary digits or electric pulses?

Question No: 19 ( Marks: 2 )
What is common between proxy server and firewall?

Question No: 20 ( Marks: 3 )
What does RAS and RAC stand for in context of virtual private network?

Question No: 21 ( Marks: 5 )
Identify protocol stack used in each layer of OSI model?

Question No: 22 ( Marks: 10 )
Write HTML/JavaScript code to display weekday in a web page. Use getDay()
and an array to write a weekday, and not just a number. Suppose today is
Wednesday, then the page should look like:

Question No: 17 ( Marks: 1 )
What is the function of ARP protocol at TCP/IP stack?Give precise answer.

Question No: 18 __ ( Marks: 1 )
Do you agree or not that in In Java Script we are not provided with certain
already defined objects which are ready to use? justify

Question No: 19 ( Marks: 2 )
What are the three position style properties?

Question No: 20 ( Marks: 3 )
Write at least three rules for writing an XML code.


Question No: 22 __ ( Marks: 10 )
Consider the following code of an XML document and identify where its standard code rules
are being applied. You are required to write the identified tag along with its related rule side
by side.
<?xml version=“1.0”?>
<PlanetsList>
<Planet Name=“Mercury”> <Distance>36 million miles</Distance> <Moons>None</Moons>
<DayLength> 176 days</DayLength> </Planet>
<Planet Name=“Venus”> <Distance>67 million miles</Distance> <Moons>None</Moons>
<DayLength>1 17 days</DayLength> </Planet>
<Planet Name=“Earth”> <Distance>93 million miles</Distance> <Moons>One</Moons>
<DayLength>24 Hours</DayLength> </Planet>
</PlanetsList> <BR/>

Question No: 17 ( Marks: 1 )
What is the function of TCP protocol at TCP/IP stack?Give precise answer.

Question No: 18 __ ( Marks: 1 )
What do you say that Cookies can also be used to maintain state between two broken sessions. Justify with solid argument

Question No: 19 __ ( Marks: 2 )
What is bandwidth of a network?

Question No: 20 ( Marks: 3 )
What is the purpose of padding? How many types of padding are: Name of these?

Question No: 21 __ ( Marks: 5 )
Write any four essential features and two extra features which should exist in E-Commerce
soft wares.

Question No: 22 ( Marks: 10 )
Differentiate the one tier, two tiers, three tiers and four tiers separately with respect to client
server architecture.

Question No: 17 __ ( Marks: 1 )
What are the two types of twisted pair cables for networking ?

Question No: 18 ( Marks: 1 )
What it stands for IIS?

Question No: 19 __ ( Marks: 2 )
When does we use the parseFloat() function?

Question No: 20 ( Marks: 3 )
Name the JavaScript function that convert strings to float numbers. How do you
give the function a string value to convert to a number?

Question No: 21 __ ( Marks: 5 )
Write your personal profile in a file saving it with the extension of e.g. “abc.js”and then call it in
a JavaScript code.


Question No: 22 ( Marks: 10 )
Explain any three of the outside attacks briefly.

Question No: 22 ( Marks: 10 )
Explain the following frame tags? Discuss the usage of these

a) <frameset>
b) <frame>
c) <Noframes>
d) <Iframe>

Question No: 18 ( Marks: 1 )
Do you agree or not that using Cascading Style Sheets one can apply an image to sections of one’s
page or even to individual words.


Question No: 20 ( Marks: 3 )
What do you think, is there any difference between Static and Dynamic IP Address assignment? Discuss.

Question No: 21 ( Marks: 5 )
What is cryptography? What techniques are used for cryptography?



Question No: 22 ( Marks: 10 )
Analyze the following given code showing some Cascading Style Sheets tags and explain its lines one by one.
<html>
<head>
h1 {text-decoration: overline}
h2 {text-decoration: line-through}
h3 {text-decoration: underline}
a {text-decoration: none}

<body>

Question No: 23 ( Marks: 3 )
To calculate the area of a circle the formula pi r squared is used. How would you code it in JavaScript?

Question No: 24 ( Marks: 3 )
Name four commonly used web server operating systems.

Question No: 25 ( Marks: 5 )
Write the types of firewalls. Only names? Explain these briefly


Question No: 17 __ ( Marks: 1 )
Shortly Explain RIP?

Question No: 18 __ ( Marks: 1 )
In HTML , for displaying information systematically which tag do we usually use ?

Question No: 19 ( Marks: 2 )
How Certification Authority (CA) issues the certificates? Describe briefly

Question No: 20 __ ( Marks: 3 )
What is MAC address? How does it help server to identify the client?

Question No: 21 ( Marks: 5 )
How can we classify E-Commerce by the nature of its transactions? Give at least one real life
example for each of its classification.