multimedia IT441

Answer following questions and they must be correct and 100% free plagiarism .

1:  Vannevar Bush is one of the Multimedia visionaries who invented the memex device in 1945.The concept of his vision influenced multimedia development.

i. By only your own words briefly, explain the idea behind Memex1 and provide one example of model or system that is related to the memex. (0.5 mark)

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ii. By only your own words briefly, explain how RLE strategy achieves lossless compression in bitmapped images.  (0.5 mark)

2:   i. Explain the coding scheme used for encoding Arabic alphabets in the computer.   (0.5 mark)

ii. Explain what it means that bitmapped image is device-dependent. Identify the connection between device-dependence and spatial resolution. Support the answer with examples. (0.5 mark)

3:    How can students and teachers benefit from the multimedia Authoring Software? Explain with providing examples.

4:   Provide two examples of cloud storage and compare the features of each. Identify specific provisions each makes for the security and privacy of the data.