WEB SCIENCE | EXAMPLE QUESTION PAPER

Topics from the International Baccalaureate (IB) 2014 Computer Science Guide. 
CASE STUDY |SAMPLE PAPER 1
1. Web cookies play a significant role in the user's experience on the internet.
(a) (i) Define the term "web cookie". [2]
(ii) Discuss two different types of cookies and their specific uses. [4]
(b) Explain the process of storing and retrieving cookies in a user's web browsing session. [4]

Consider the following simple HTML and JavaScript code snippet:
​<!DOCTYPE html>
<html>
<head>
    <title>Sample Page</title>
</head>
<body>
    <button id="loadButton">Load Content</button>
    <div id="contentArea"></div>

    <script>
        document.getElementById("loadButton").addEventListener("click", function() {
            document.getElementById("contentArea").innerHTML = "Content Loaded";
        });
    </script>
</body>
</html>
(c) (i) Describe the processing that takes place when the "Load Content" button is clicked in the web browser. [4]

JavaScript can be used both on the client-side and server-side.
(ii) Explain, with two examples, how client-side JavaScript can enhance user experience on web pages. [4]

2. (a) Define the term "responsive web design". [2]

In an effort to improve user experience on different devices, a web developer has implemented a responsive design on their website.
(b) Discuss two potential benefits of using responsive design in web development. [5]

Many modern web applications rely on user-generated content.
(c) Explain, with an example, how user-generated content can impact the visibility and popularity of a website. [3]

3. Cloud computing has become a vital part of modern internet infrastructure.
(a) (i) Define the term "cloud computing". [1]

The rise of cloud services has led to new ways of managing data and resources.
(ii) Discuss whether cloud computing can efficiently handle large-scale data storage and processing. [2]

The adoption of cloud services can significantly impact a company's operations.
(iii) Explain one way in which cloud computing might benefit an online retail company. [4]

The proliferation of digital content has raised concerns about digital rights management (DRM).
(b) Describe two challenges associated with implementing DRM on digital content. [4]

The concept of internet censorship has sparked debates around the globe.
(c) By examining the implications of internet censorship, discuss its impact on internet freedom and information access. [6]

4. The concept of the "Deep Web" and "Dark Web" is often misunderstood.
(a) Clarify the difference between the Deep Web and the Dark Web. [4]

The structure of the internet can be analyzed using various models.
(b) (i) Describe how the structure of the internet can be represented using a hierarchical model. [3]
(ii) Discuss how the emergence of new websites and technologies can affect the structure of the internet. [3]

5. Artificial Intelligence (AI) in web technologies is an emerging trend.
(a) Discuss the role of AI in enhancing web search engines. [4]

Virtual and augmented reality are increasingly being integrated into web experiences.
(b) With reference to either virtual or augmented reality, discuss how this technology can enhance the user experience in online shopping. [6]
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