BN109 Web and Multimedia Systems
1.a) Explain in detail the reasons of exponential growth in Internet usage.
b)Define the terms intranet and extranet with examples of each. Use appropriate technical keywords to demonstrate your professional understanding of the topics.
c) Explain the acronym HTML. What is the purpose of HTML?
d)List at least 3 technologies that are provided by Web and select one of them to explain in detail.
2.aWrite the following intention of a web developer in the form of an HTML comment – this is a placeholder for an image. Write a code to notify the browser that this is an
b.Assume that there is an image “fewa.jpg” in the root of the HTML folder. Write HTML code to insert that image with appropriate alternative text. Also, apply an appropriate title to the image.
c.What is the best practice in arranging various media and script files along with HTML files? Sketch a folder structure to demonstrate best practice.
3.aExpand the Acronym CSS. Discuss various types of CSS and provide an example of the selected CSS of your choice.
b.Most navigation menus of websites start off with unordered lists. Assume there are four global navigation menu items – home, about, contact and gallery. Write preliminary HTML code to present the above links with proper hypertext. Write aCSS code to display the navigation horizontally. Assume there is a padding of 20 pxbetween the links.
c.A developer wants to indicate that global navigation starts here. Write an appropriate CSS comment to address the above intention.
4.aMosaic art is a precursor to raster images. Discuss this statement in the context of formation of raster images
b.The most common file types to represent images in web pages are jpg and png. Compare and contrast the two file formats in terms of image transparency and bit depth.
c.What are the differences between vector and raster images in terms of their formation?
d.Define the following terms in relation to image editing:
5.a.Explain the following terms with examples in relation to digital video:
b.Modern animation started off with “cell animation”. Explain the term cell animation. What are the limitations of such animation? How did digital animation help mitigate these problems?
c.Explain the concept of Chroma key in video editing with an example of use in the industry.
6.aA developer wants to insert an image into a web page with a neat caption. There is an image file “Annapurna.jpg”. Write HTML code to insert above the image and a caption that reads “Beautiful Annapurna reflected in Fewa lake.” See sample below
b.Write a code to centre the above image across the entire web page. [2 Marks]
c.The developer is aware that if a particular font is not available in a browser then it will get substituted. It was ultimately decided to use a font-family called ‘Pacifico’ in the page header. Write an appropriate code to be inserted in the top of CSS to action his or her design intention. Write a line of code to render this typeface in the page header. Below is the sample of such a font. Assume that h1 tag has been used as inline.
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