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1. Since Napster is going out of business, you have decided to start your own on-line music sharing site. You will provide individual music files at your site. Each music file is obtained from a recording company and includes an artist, title, recording date, and length of recording. Customers to your site can obtain recordings by opening an account that is password protected. The account has contact information on the client including address an email address. Customers can purchase recordings by making a selection from an on-line catalog and then downloading the files. Downloading cannot take place until they have entered their credit card information and it has been approved.
Use an entity relationship diagram to define the structure of the system.
2. For the following IP addresses find the network ID and the host ID.
132.186.1.24
99.118.2.11
Create a database for the company.
What features does the Internet advertising survey recommend for online marketing campaigns.
Assume a server-assisted mutual authentication and key establishment protocol. Suppose that Alice and the Server share the pairwise symmetric key KAS; however Bob and Server share a pairwise symmetric key KBS.
If you have more than 4 days, you check your budget. If your budget is greater than $1200, you will go to Aruba. Otherwise, if it's greater than $800, you would go to Miami. If it's not greater than $800, you will go to Orlando.
Free Speech Online Some feel that there is too much objectionable material allowed on the Internet, whereas others argue that the Internet must be completely censored.what restrictions must be imposed.
suppose a sequential file contains 20,000 records and 2 seconds are required to interrogate an entry. How long will we wait when retrieving a record from the middle of the file?
Write and manually assemble the following programs. All memory addresses include the starting and ending addreses. display comments and identified source codes.
find an election algorithm for bidirectional rings that is more efficient than the ring algorithm.
Then make two SQL scripts. The first should be a DDL code for your tables, data, and PL/SQL package. The second should be an SQL script to show the testing of the execution of the package.
Generate Queries for New Database
Write a java program that creates an array of integers
design a document that contains four short paragraphs of text, stacked on top of each other, with only enough of each showing so that the mouse cursor can always be placed over some part of them.
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