What online group allows users to create private channels?

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• 10. A(n) ____________________ is a box placed around a set of fields that indicates that they belong to a common group. 11. The input type=“____________________” displays an option button. 12. If most people enter the same value into a field, it may make sense to define a(n) ____________________ value for a field. 13. Adding the ____________________ attribute to the <select> tag allows multiple selections from a list. 14. A(n) ____________________ button is used to select files so that their contents can be submitted for processing to a CGI script. 15. You can send form information via e-mail without using a CGI script by using the “____________________” action. 16. Messages sent via the mailto action are not ____________________ for privacy and therefore are a security risk. 17. ____________________ is a measure of the amount of data that can be sent through a communication pipeline each second. 18. The ____________________ is the height of a sound wave. 19. The ____________________ is the speed at which the sound wave moves. 20. MIDI stands for ____________________. 21. MIME stands for ____________________. 22. In a video file, each ____________________ represents a single image. 23. The number of frames shown in each unit of time is called the ____________________ and is commonly expressed as frames per second. 24. The technology that compresses and decompresses a media clip is called a(n) ____________________. 25. A(n) ____________________ is a section of the browser window capable of displaying the contents of an entire Web page. 26. It is a good idea to specify at least one of the rows or columns of your ____________________ with an asterisk to ensure that the frames fill up the screen regardless of a user’s monitor settings. 27. To create frames using both rows and columns, one frameset must be ____________________ inside another. 28. Some Web designers prefer to freeze, or ____________________ frames, so that users cannot resize them. 29. To use the same ____________________ for all links in a page, specify it in the base element. 30. You can change the color of a frame ____________________ so that it matches or complements the color scheme for your Web site. 31. A floating, or ____________________, frame is displayed as a separate box or window within a Web page. 32. Note that some attributes of inline frames have been ____________________ by the World Wide Web Consortium (W3C). You can replace many of these attributes using CSS style sheets. 33. A(n) ____________________ approach to scripting poses problems for the system administrator, who has to be concerned about users potentially overloading the system. 34. Internet Explorer supports a slightly different version of JavaScript called ____________________. 35. A(n) ____________________ is a named element in a program that stores information. 36. A(n) ____________________ has variables that are not strictly tied to specific data types. 37. The ____________________ method exists for writing text to a document. 38. A(n) ____________________ is a series of commands that performs an action or calculates a value. 39. To run a function, you insert a JavaScript command containing the function name and any parameters it requires. This process is known as ____________________ a function. 40. A(n) ____________________ JavaScript file can be used rather than placing JavaScript directly into an HTML file. ANS: external Part Two – Short Answer: 10 at 6pts each for a total of 60pts. Answer questions thoroughly for complete credit. 1. Explain what the <tbody>, <thead>, and <tfoot> tags are and how they are used. What kinds of tables use them most often? 2. Briefly explain four challenges often associated with table-based Web page layout. 3. What is the syntax for creating an option group? 4. Provide five tips for creating effective forms. 5. What are the two ways in which multimedia can be added to a Web page? What are the advantages and disadvantages of each? 6. Describe the two main file formats involved in creating Flash video. Identify the common uses and advantages of each format. 7. What implications do frame-based Web sites have on download times? On older browsers? What about personal preference? What do designers advocate as a way to address these concerns? 8. What is the general syntax for the <noframes> tag? 9. What are the problems of server-side scripts that client-side programs solve? 10. List the key differences between Java and JavaScript.

• Answer:

  Do your own home work.