Question: Problem 4 . Answer the following question. a ) Consider an e - commerce site that wants to keep a purchase record for each of

Problem 4. Answer the following question.
a) Consider an e-commerce site that wants to keep a purchase record for each of its customers.
Describe how this can be done with cookies.
b) From a user's perspective, what is the difference between the download-and-delete mode and the
download-and-keep mode in POP3?
 Problem 4. Answer the following question. a) Consider an e-commerce site

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