Question Two (14 Marks) وجبات الجامعة العربية المفتوحة
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Part 1 of Block 4 discussed telehealth for providing clinical health care at a distant.
Search the web and answer the following:
a) Define mobile teledermatology. (2 Marks)
b) Give three advantages for mobile teledermatology? (6 Marks)
c) List one device used in mobile teledermatology rather than mobile devices? (2 Marks)
d) In which form the images in mobile teledermatology can be sent directly through internet protocols or
through the mobile phone service itself? (2 Marks)
e) List two references you have used in for mobile teledermatology. (Wikipedia is not counted) (2 marks)
Question Three (15 Marks)
Suppose that a series of compressed image files need to be sent across a 256 kbps link to support an online consultation. The total size of the compressed image files is 3550 KB. (Remember that a capital K when used to express a file or memory size refers to 1024, not 1000.)
Answer the following questions:
a) Calculate how long would it take to send them (the compressed image files) one after another? (4 Marks)
b) Assume that the series of compressed image files consists of four files, the sizes of the first, second and third files are 0.5 MB, 900 KB, 1000 KB, respectively. Calculate the size of the fourth compressed image file? (4 Marks)
c) Assume the third compressed image file size is changed from 1000 KB into 1.5 MB. Calculate how long would it take to send them (the compressed image files) one after another? (7 Marks)
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