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Use an entity relationship diagram to define the structure

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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

Reference no: EM13948344

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