5. Picture of a Computer Network Interface Card (NIC) Outside World Data Bus RAM input/ output control unit arithmetic- logic unit Central Processing Unit (CPU) registers
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7. Client/Server Software Examples Client Server Web Browser (Internet Explorer, Firefox, Safari, Opera, etc.) Web Server (Apache, IIS) E-mail Client (Outlook, Thunderbird, Eudora, etc.) E-Mail Server FTP Client (SSH, Fetch, WS_FTP, etc.) FTP Server