Explain the contextual factors to be taken into account when adapting multimedia content.
What will be an ideal response?
The bandwidth to the device (the content may need to be compressed); the preferences of the user (e.g. do they
prefer audio to visual data?); the capabilities of the user’s device (e.g. do they have audio ourput? What is the
screen size?); the needs implied by the user’s current task (e.g. what type of map do they need?). Etc.
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Answer the following statements true (T) or false (F)
1. Sequential access files are easy to work with because you can immediately jump to the to any piece of data without reading all the data before it. 2. The use of a buffer increases the system's performance because writing data to memory is faster than writing data to a disk. 3. When an input file is opened, the read position is initially set to the first item in the file. 4. The term 'output file' describes a file that data is read from.
An overloaded function is one
A) that calls other functions. B) that has the same name as another function. C) that has too many parameters. D) that attempts to do too much in a single function. E) that does different things depending on who calls it.
Which of the following file formats is similar to PDF, but is not so popular?
A. XML B. XPS C. DOC D. XPL
Write an HTML page that contains a text field for a name and a button. When the button is clicked check that the text field has only alphabetic characters (no numbers) in it. If not, use an alert dialog to inform the user.
What will be an ideal response?