Question

BRAC University has in mind to establish a digital library. This library contains 30
millions of books with 400 white pages and black text for each. For each page, the text
covers 7inch×7inch and it represents 250dpi×250dpi. Assume that one dot will be
represented with one bit.
a. What is the size in bytes of the storage disk required for this library?
b. The library might be accessed concurrently by 2000 users and they request a new page per
minute. Calculate the data rate if the channel has a bandwidth of 200MHz.

Answer 1

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