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<=KNEC Diploma in ICT Module III: Internet Based Programming past paper November 2022
Write a JavaScript program embedded in HTML that would use a function to compute area a triangle whose base length is 400 and height is 100. The program should display the result on the browser as shown in the statement below.
The area of the triangle is…
The area of the triangle is…
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Questions List:
1. State four types multimedia elements that may be displayed on a web page
2. with the aid of an example in each case, explain two ways in which web programming language are categorized
3. Distinguish between each of the following pairs as used in Hyper Text Make up Language(HTML).
(i)<title>and<script>
(ii)<link>and<meta>
4. A web developer was required to design sitemap before developing website for a client. Explain three reasons for this approach
5. Outline four benefits of using pure text editor when developing a website
6. Write a HTML statement that would implement each of the following instructions on a web browser: (i) a red horizontal line whose width is 70% of the page width and has thickness of 20 pixels; (ii) the text “My best school” displayed as a paragraph and the word school is subscripted.
7. A college intends to select a company that can host their website. Explain three factors that the college should consider when selecting the company.
8. Explain one reason for effecting each of the following operations to secure information in a website (i) using the protocol https in the website address; (ii) using web application firewall; (iii) Carry out daily testing on the site.
9. Distinguish between a scheme and a host as used in uniform resource Locator (URL) structure
10. Explain three attributes that may be used in an ordered list tag in HTML
11. Write a HTML code that would display the following form when run on a browser.
12. The following is a HTML statement. Use it to answer the questions that follows. <a href= “page 5”> The main section</a> (i) Outline the use of the tag <a> in the statement. (ii) Explain three attributes that can be added to the tag.
13. A company’s management appointed a committee to evaluate the content to be used in their website. Explain three qualities of the content that the committee should consider.
14. Write a JavaScript program embedded in HTML that would declare and assign the values 700, 120, 330, 90 and 190 into array. The program should then compute the sum of the five values in the array and display the result through the use of an alert box.
15. Outline three reasons for gathering user requirements before developing a web site.
16. Johannes included the following HTML statement on a web page he developed <img src= “img_girl.jpg” alt= “Girl in blue jacket” width= “500” Height=”600”> (i) Outline the function of each of the following in the statement; (I) Img_girl.jpg; (II) Girl in a blue jacket; (III) Width=500 and height =600
17. Table 1 shows a criterion used to allocate houses to clients by landlord based on monthly rent. Write a JavaScript program embedded in HTML that would prompt a user to enter the monthly rent. The program should determine and display the type of house on the browser. Use the if construct
18. Explain two attributes of a form as used in HTML
19. Explain the effect of each of the following attributes when used on an option button in HTML. (i) disable (ii) Label
20. Write a HTML statement that would perform each of the following when run on a web browser. (i) link an email address info@nairobz.com when the text Send Comment is clicked. (2 marks) (ii) download an image whose file name is ourflag.jpg located in the images directory when the text download is clicked. (2 marks) (iii) Link to the text named button when the text Go button is clicked. (2 marks)
21. Write a JavaScript program embedded in HTML that would display all the multiple of 5 starting from 30 to 100 on a console window. Use while loop.
22. Outline four characteristics of Get request method as used in HTML forms
23. The load time is the time it takes to download and display the entire content of a web page. Explain three considerations that a web developer should consider to improve the load time.
24. Write a HTML code that will display the following table when run on a web browser. Set the amount space between the border of the outer table cell and its content to be 10 pixels and all the borders to be red for both tables.
25. Outline two examples of mouse event as used in JavaScript program
26. Identity the type of web testing applied in each of the following cases giving reasons for your answer (i) Checking for orphan pages; (ii) Checking to ensure that directories and files are not accessible unless given download option. (iii`) Checking whether website can operate on most browsers and devices. (6 marks)
27. Explain three methods that can be used to convert string variables to numbers in a JavaScript program
28. Write a JavaScript program embedded in HTML that would use a function to compute area a triangle whose base length is 400 and height is 100. The program should display the result on the browser as shown in the statement below. The area of the triangle is…
1. State four types multimedia elements that may be displayed on a web page
2. with the aid of an example in each case, explain two ways in which web programming language are categorized
3. Distinguish between each of the following pairs as used in Hyper Text Make up Language(HTML).
4. A web developer was required to design sitemap before developing website for a client. Explain three reasons for this approach
5. Outline four benefits of using pure text editor when developing a website
6. Write a HTML statement that would implement each of the following instructions on a web browser: (i) a red horizontal line whose width is 70% of the page width and has thickness of 20 pixels; (ii) the text “My best school” displayed as a paragraph and the word school is subscripted.
7. A college intends to select a company that can host their website. Explain three factors that the college should consider when selecting the company.
8. Explain one reason for effecting each of the following operations to secure information in a website (i) using the protocol https in the website address; (ii) using web application firewall; (iii) Carry out daily testing on the site.
9. Distinguish between a scheme and a host as used in uniform resource Locator (URL) structure
10. Explain three attributes that may be used in an ordered list tag in HTML
11. Write a HTML code that would display the following form when run on a browser.
12. The following is a HTML statement. Use it to answer the questions that follows. <a href= “page 5”> The main section</a> (i) Outline the use of the tag <a> in the statement. (ii) Explain three attributes that can be added to the tag.
13. A company’s management appointed a committee to evaluate the content to be used in their website. Explain three qualities of the content that the committee should consider.
14. Write a JavaScript program embedded in HTML that would declare and assign the values 700, 120, 330, 90 and 190 into array. The program should then compute the sum of the five values in the array and display the result through the use of an alert box.
15. Outline three reasons for gathering user requirements before developing a web site.
16. Johannes included the following HTML statement on a web page he developed <img src= “img_girl.jpg” alt= “Girl in blue jacket” width= “500” Height=”600”> (i) Outline the function of each of the following in the statement; (I) Img_girl.jpg; (II) Girl in a blue jacket; (III) Width=500 and height =600
17. Table 1 shows a criterion used to allocate houses to clients by landlord based on monthly rent. Write a JavaScript program embedded in HTML that would prompt a user to enter the monthly rent. The program should determine and display the type of house on the browser. Use the if construct
18. Explain two attributes of a form as used in HTML
19. Explain the effect of each of the following attributes when used on an option button in HTML. (i) disable (ii) Label
20. Write a HTML statement that would perform each of the following when run on a web browser. (i) link an email address info@nairobz.com when the text Send Comment is clicked. (2 marks) (ii) download an image whose file name is ourflag.jpg located in the images directory when the text download is clicked. (2 marks) (iii) Link to the text named button when the text Go button is clicked. (2 marks)
21. Write a JavaScript program embedded in HTML that would display all the multiple of 5 starting from 30 to 100 on a console window. Use while loop.
22. Outline four characteristics of Get request method as used in HTML forms
23. The load time is the time it takes to download and display the entire content of a web page. Explain three considerations that a web developer should consider to improve the load time.
24. Write a HTML code that will display the following table when run on a web browser. Set the amount space between the border of the outer table cell and its content to be 10 pixels and all the borders to be red for both tables.
25. Outline two examples of mouse event as used in JavaScript program
26. Identity the type of web testing applied in each of the following cases giving reasons for your answer (i) Checking for orphan pages; (ii) Checking to ensure that directories and files are not accessible unless given download option. (iii`) Checking whether website can operate on most browsers and devices. (6 marks)
27. Explain three methods that can be used to convert string variables to numbers in a JavaScript program
28. Write a JavaScript program embedded in HTML that would use a function to compute area a triangle whose base length is 400 and height is 100. The program should display the result on the browser as shown in the statement below. The area of the triangle is…
